Pontiac 400 Timing Marks

I recommend it above all others. This was in the low compression engines. 3720" Degree Marking Range: 50 BTDC to 10 ATDC. If I remember right, earlier 318's had a metal indicater to the left (when facing the front of the motor) and later, the marks were part of the timing cover to the right. 3ltr diesel. 2, 4, 6, 8 on the passenger side. any thoughts? thanks. 400 428 455 engine ID. 750, stock rod length is 6. The “00” found on this block indicates that it’s a 400. I used a whislte and when it at the highest pitch looked and my timing mark was between 0 and 2 rotor pointing at # 1. It started out with a 2 (for Pontiac), the last digit of the year and a letter for the assembly plant followed by the last 6 digits of the vehicle VIN. Camshaft Exhaust Lobe Phasing. The Iron Duke engine (also called 151, 2500, Pontiac 2. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of. PLEASE SELECT Timing Mark. 17 in Hg for full advance (which is 10 degrees) There were numbers for different flavors of Pontiac ignitions, but. We offer high quality new, OEM, aftermarket pontiac montana timing chain parts. 1 product rating. 0 out of 5 stars. The blocks of all Pontiac V-8s from the 287 to the 455 are the same size and very close to the same weight, which can make it more difficult to identify the 11 different engine displacements produced from 1955–79. 1976 350/400/455 Pontiac 4-bbl VC1839 AR13 4-6 12 @ 11-13 VC1840 AR14 1975-76 350/400/455 Pontiac Firebird 6-8 10 @ 9-12 VC1841 AS3 1975-76 500 Cadillac Calif. 1976 - 1979 Firebird Timing Chain Cover, 526985 Original GM Used. Here are 2 examples: A249 code "XE". Fellow Pontiac enthusiast, Cliff Ruggles, helped me out with his rebuilding expertise that eliminated the stumble, however, there remained a flat spot that I didn't like. Other examples include “50” or “55,” which indicate a 350 or 455, respectively. Melling oil pump - M54F 80 pound pump $ 68. Now I am wondering since I bought those spark plug wires you make yourself if maybe a couple aren't so good and won't fire or make it back fire. Got done dyno testing a 505 tonight. 5: 90 @ 3400 400 @ 3000: 35-45. Applications: 1969-74 V8 w/o 307. 3rd Letter = The assembly plant. 1976 350/400/455 Pontiac 4-bbl VC1839 AR13 4-6 12 @ 11-13 VC1840 AR14 1975-76 350/400/455 Pontiac Firebird 6-8 10 @ 9-12 VC1841 AS3 1975-76 500 Cadillac Calif. 400 428 455 engine ID. This is the most common location for 69-up engines, and that includes 400s. This was in the low compression engines. Pontiac V-8 Damper 6 Bolt. We carry a complete line of performance bearings for Pontiacs. Pontiac Firing Order Pontiac V8. Wish List Compare. We dynoed it with a carb we built for another guy as this engine is getting F. A Basic Overview of Cam Timing. 75:1 335 400 HO 3Spd Manual WS WV 10. Step 2 - Locate the spark plug wire on the distributor cap that the engine timing is set from. Pre-1964 cranks must be machined to fit Turbo Hydramatic torque converters. 3ltr diesel. This will tell you if this is an original motor. Numbers on the crank are often the same as the part number, but not always. Pontiac V-8 crankshaft part numbers and specifications 1955-1981. Email for extra images. Narrower lifter valley cover due to the shorter deck height. Jump to Latest Follow Also, pontiac firing order is CCW, so #1 is actually on the passenger side. Firing Order. Features all correct mounting points as original. Pontiac One-Piece Oil Pan Gasket. They are usually clearly marked in the form of notches, pins or sometimes stamped words. 0 out of 5 stars. 750, stock rod length is 6. Plus Roller Timing Set - Chevrolet LT1 single keyway. With an idle at about 800-820rpm, and using a timing light at the zero mark, I'm getting a reading of 39. 3720" Degree Marking Range: 50 BTDC to 10 ATDC. The purchase price and machine work will cost you around $400. A crankshaft hub was used in its place and it served as an accessory drive and contained a top dead center (TDC) timing mark. It's even caught fire a couple of times! To explain in detail. Gene Schneider. Timing gears and sprockets from Melling are provided as a part of a complete timing kit program including chain and sprocket kits, as well as for the individual gear and sprocket sales. Accurate ignition timing. Pontiac Engine Codes BACK Pontiac used the same codes on different year blocks. May 06, 2021 · bellhousing for pontiac 350cid to t-5 transmission. #7029268 WF 0049. The vacuum advance canister was disconnected and the vacuum ports were plugged. 1976 - 1979 Firebird Timing Chain Cover, 526985 Original GM Used. Standing in front of the engine, # 1 is the first cylinder on the right. Pontiac had had an innovative overhead-cam six in the late sixties, but it was canceled after 1969, leaving a big 250 cu. Installing a timing chain and gear set on a 78 pontiac 400 engine. The cam is designed to be positioned straight up, that is, dot to dot, on the timing sprockets. See FRONT COVER. Fits most 1969-79 Pontiac V8 engine models including 350, 400 and 455. I'm going to try a -. Timing a Pontiac 400 on a 1978 Trans Am. the stats, 8ba with 400 miles. 3ltr petrol gm 4-151 (2. However, the camshaft gear timing dot can be installed at 6 or 12 o’clock. (Usually, 3,000 - 3,500 rpm will do it. Nov 16, 2000. Eagle Pontiac 400 Street and Strip Rotating Assemblies. Most Pontiac engines like total timing (rev engine past 3000 or so until the mechanical advance stops moving/advancing, vacuum advance disconnected to check total timing) somewhere between 32 and 36 degrees. Let the engine idle then check the initial timing. I run strictly 10W-30 oil in it. Timing covers all will bolt up, but you need to use the matching dampers and water pumps for '67 and '68. Introduced as a companion make for GM's more expensive line of Oakland automobiles, Pontiac overtook Oakland in popularity and supplanted its parent brand entirely by 1933. Narrower intake manifold. Diameter Damper Marked for 0 and 12 Degree Factory Timing Marks Was brand new, installed on motor then changed timing cover. Qty: Add to Cart See Details. 1 product rating. You may end up with 36 to 40 degrees total. Or you will need an accurate way to read the timing on the balancer or timing pointer. October 23, 2009 Engine. Narrower lifter valley cover due to the shorter deck height. Pontiac V-8 Crate Engines - Pontiac Tech The New Generation Of V-8 Crate Engines Increases The Options For Pontiac Fans: Butler Performance 461-467, GM Performance Parts 5. Ok, 1st engine rebuild. Hold that rpm and set the timing at 35* BTDC. your engines timing. The first digit is the month, the next 2 digits are the day of the month, and the last digit is the year (6 could be 1966 or 1976). 1969 and up Pontiac Timing Cover- 11-Bolt Tab Style There are significant improvements on the 11 bolt timing cover model and not simply the addition of 3 fasteners. Now when I turn the engine over and get number 1 on comp. Buy online or call toll free. Total maximum spark lead in a naturally aspirated Pontiac V-8 is generally between 30 and 40 degrees, and that can vary with combustion chamber type, compression ratio, and fuel octane. Other examples include “50” or “55,” which indicate a 350 or 455, respectively. by army-pathfinder Last post by 66lemansohc Feb 16, 2020 2020-02-17T01:40. Rotate the engine around till #1 intake valve compresses and comes back up. The Pontiac V8 engine is a family of overhead valve 90° V8 engines manufactured by the Pontiac Division of General Motors Corporation between 1955 and 1981. 5-7 10 @ 13-14 VC1842 AS4 1976 350 Olds Cutlass 5-7 12 @ 13-15 VC1844 AR16 3-5 12 @ 13. Subscribe to watch Mike finish this engine build and re-install it into his 1969 Pontiac GTO Restomod, in his home garage! "How to install your timing chain. 3ltr) ohc gm v6 ohv 173, 229, 262 3. Re: timing on stock low compression 76 pontiac 400? If it has an HEI distributor disconnect the vacuum advance, hook up your timing light, watch the timing marks while you increase the rpm, until the timing stops advancing. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of. 1 users rated this 5 out of 5 stars 1. Thankfully, there's an easy way to tell these two apart: The Pontiac version has the oil fill on the valve cover, while the 403 has a large oil fill tube in front of the intake manifold leading down to the timing. On a stock 400 set the initial at 12 degrees. Example: 10° Initial + 25° centrifugal = 35° Total Timing. Mechanical timing refers to the amount of advance that the weights, or advance assembly add to the initial. Start the engine. pertronix in a bubba gm dizzy, new epoxy pertronix coil, new wires, new ngk plugs, new stromberg carb. Here are 2 examples: A249 code "XE". May 06, 2021 · bellhousing for pontiac 350cid to t-5 transmission. , 7,488 cc) versions. It is located at 6 o'clock when the pin is also located at 6 o'clock. 3rd Letter = The assembly plant. You will probably have noted this from the zero timing mark on the harmonic balancer (I assume this is fitted!). ) Vacuum Advance: The vacuum advance will advance the timing up to 10° during partial throttle. Mechanical timing refers to the amount of advance that the weights, or advance assembly add to the initial. The GTO popularity had been growing and Pontiac Immediately started to add unique identifiers to GTO equipped cars. Distributor Drive Gear. 1978-81 Pontiac V8 Factory Plastic Timing Mark sold. OK, I have a Pontiac 400 that is about to make me pull my hair out. PART NUMBER: ENC-2121B. Cylinder Numbering, Distributor Rotation. Re: timing on stock low compression 76 pontiac 400? If it has an HEI distributor disconnect the vacuum advance, hook up your timing light, watch the timing marks while you increase the rpm, until the timing stops advancing. Watch the timing mark as that occurs. Timing chain and gear change over on a Pontiac Firebird 400 matching numbers motorThe timing dots will end up at 12. You will need to recurve you HEI for a maximum of 36-38 degrees at around 2500-2800 rpm. This will tell you if this is an original motor. MSDPERORMANCE. Set your timing mark on outer cover to the flywheel timing mark on pulley(T mark), then take the covers off and look you will clearly see marks that line up on the cam pulley to block,crank. the timing pointer or indicator as pontiac called it is the same part 1949 to 1954 except 1954 with factory a/c. The Pontiac 326 was produced as a replacement engine for the Tempest since these earlier cars had the all aluminum Pontiac 215 engines in them that were produced by Buick. Effect Of Changes In Cam Timing And Lobe Separation Angle The following tables illustrate how variations in lobe separation angle and cam timing will effect the behavior of the engine in which the camshaft is installed. The engine has a healthy hiccup and backfire. Bring the timing mark on the harmonic balancer in line with the 0 degree mark (tdc) on the timing tab. 120, stock stroke is 3. When a cam is installed "straight-up," the imaginary centerlines of the two shafts line up exactly. The bracket fit perfect, I painted it satin. Rebuilt 400 stock internals- comp cam something like (NOT EXACTLY!!) 246-269 with. Installing a timing chain and gear set on a 78 pontiac 400 engine. We're using a Summit HEI distributor. The movable pole piece that changes the timing would spin the wrong way and retard the timing as engine speed increases instead of advance it. Note that your idle speed rpm may increase. tempest 1968 automobile pdf manual download. Thereafter GM's 2. Standing in front of the engine, # 1 is the first cylinder on the right. 95 - $1,614. For my 400 engine rebuild I chose the Competition Cams 270H camshaft. I have 3 Pontiac 350-455 automatic transmission flexplates. These divider plates are sold in sets and the bottom plate will not be used in this case. Now I am wondering since I bought those spark plug wires you make yourself if maybe a couple aren't so good and won't fire or make it back fire. 1979 Pontiac Firebird Trans-Am Maintenance & Repair 95 firebird 3. Buy online or call toll free. 2 are like New. 5, and Tech IV) is a 151 cu in (2. 8mm 8 Mm 6. Setting initial timing at idle with the vacuum advance disconnected will usually fall around 12 to 16 degrees, but that's not really important. Make sure it's at 1 otherwise you could be a tooth off. Remember firing order is 18436572 in a clockwise direction. Pontiac Montana Timing Chain - Timing Chains - Cloyes DNJ Rock AC Delco DIY Solutions Sealed Power Melling - 2006 2003 2001 2004 2002 06 03 01 04 02 - PartsGeek. Cast aluminum cover with timing marks includes water pump backing plate and two coolant inserts. Quick ratio rocker arms with polylocks lashed ½ turn past "0" lash. by army-pathfinder Last post by 66lemansohc Feb 16, 2020 2020-02-17T01:40. 75:1 335 400 HO 3Spd Manual WS WV 10. 1978-81 Pontiac V8 Factory Plastic Timing Mark sold. Designed to deliver trouble-free, consistent performance Right for your vehicle and lifestyle. Fellow Pontiac enthusiast, Cliff Ruggles, helped me out with his rebuilding expertise that eliminated the stumble, however, there remained a flat spot that I didn’t like. Super Damper® Harmonic Dampers. What other items do customers buy after viewing this item? Page 1 of 1 Start over Page 1 of 1. Notes: To fit this damper to an early 1961-68 engine will require the use of the 1969 or later timing chain cover, water pump, and related accessories. 0ltr) ohv gm 4-140 (2. Hurricane intake- Rochester carb rebuilt- HEI distributor. Personally, I don't care for this method because if. I purchased the car thinking that the car needed a tune up or. Timing chain and gear change over on a Pontiac Firebird 400 matching numbers motorThe timing dots will end up at 12. Allstar cast aluminum Pontiac V8 timing covers have timing marks that include a water pump backing plate and two coolant inserts. Stroke the timming marks are both at 12 oclock. Remember firing order is 18436572 in a clockwise direction. balancer 5 1/2" outer diameter exact fit for all; *63-67 326 v8 *59-66 389 v8 *67 400 v8 *62-66 421 v8 *67 428 v8 part number: enc-2025. At idle, with the vacuum advance hose disconnected and plugged at he carburetor, this is the timing that you see with the timing light on the timing marks. The timing cover used on '66 and '67 employed a small timing scale marked -4, 0, and +6 and is otherwise identified as casting # 9783130. The “00” found on this block indicates that it’s a 400. 1969 Pontiac 400 & 428 HP V8 Auto Quadrajet Carburetor $325. This is the new KRE 1964-1968 aluminum Pontiac timing cover! This Pontiac timing cover is made by precision sand casting 356-T6 aluminum and comes with the following features: Tin Indian Performance Crank Seal installed; heater nipple drilled ; Has 0, 6, and 12 degree timing marks like the '69 and up. Bring the timing mark on the harmonic balancer in line with the 0 degree mark (tdc) on the timing tab. I am starting with a standard length timing chain and I can move the chain in and out a total of about 3/16 or. Ignition timing is tough to understand, but easy to adjust and set. 1-8-4-3-6-5-7-2. Balancer, Each. Using a bubble level you might find TDC within 1 degree (if the engine is standing level). When all bolts have been tightened to this figure, begin the tightening sequence again, and torque all bolts to 130 ft. Is this correct. Crower builds performance racing parts from camshafts to crankshafts. In production from the early 1960s to the early 1990s, the Chrysler Corporation's 318 cubic-inch, V-8 engine is found in all domestic Dodge and Plymouth cars and trucks. Fits common balancers from 5. 7L (350) Chevrolet, GMC Truck 75 lbs 594-003 1990-88 3. 34720 875 *350 and 400 with small Harmonic Balancers - These will only fit a 7" dia-mater or below harmonic balancer. My 400 Pontiacs (with factory points-style distributors) liked about 12* initial timing which would bring it up to about 34-36* total timing. Helps set your timing where you want it. 017 or a little more if it doesn't idle smoothly. Advancing or retarding the cam pushes the centerline of the camshaft to one side or the other of the crankshaft. Harmonic Balancer Torque Specs Dorman # Applications Torque Spec 594-001 1990-88 3. What is important is the total timing, the. Put a dial indicator on #1 intake and rotate the engine. A short chain or gear set works well in this kind of application because the camshaft is located in the block just above the crankshaft. The tensioner is know to wear, crack and then break. As a rule, most pushrod engines use a timing chain to drive the camshaft, though some older four and six cylinder engines use a gear set. Pit Stop USA offers Allstar Performance Timing Cover Pontiac V8 ALL90019 at low everyday prices. It started out with a 2 (for Pontiac), the last digit of the year and a letter for the assembly plant followed by the last 6 digits of the vehicle VIN. Basic Blower Measurements. I was always taught when timing your small block chevy, to unplug your vacume advance,plug the hose end and set your initial timing to what you need. 5, and Tech IV) is a 151 cu in (2. So I think this would be a good place to document the solution. The next 2 pulls were 12 psi = 789. 3ltr) ohc gm v6 ohv 173, 229, 262 3. The Pontiac 326 was produced as a replacement engine for the Tempest since these earlier cars had the all aluminum Pontiac 215 engines in them that were produced by Buick. 3ltr) ohc gm v6 ohv 173, 229, 262 3. Feel free to contribute. 1977-79 Trans Am 403 V8 Factory Plastic Timing Mark sold. 2) Take off the timing belt cover and make sure that the pin in the cam pulley is between what you think is the timing mark and the centerline of the cam. It should be 21 3/8 total circumfernce. Cylinder Numbering, Distributor Rotation. Disconnect negative battery cable. Eliminates torsional crankshaft vibrations. Remember, the total timing is just as critical as the initial timing and the MSD timing tape will help you ensure that it is set accurately. We’re using a Summit HEI distributor. On the V8, tighten the bolts, in the sequence illustrated, to 100 ft. On a stock 400 set the initial at 12 degrees. Find this clean example with great colors listed here on craigslist for $6,800. 017 or a little more if it doesn't idle smoothly. Timing Chain and Gear Set, Race Billet True Z-Racing Roller, Billet Steel Gears, Pontiac, Pontiac V8, Set. Cast aluminum cover with timing marks includes water pump backing plate and two coolant inserts. Example: 10° Initial + 25° centrifugal = 35° Total Timing. Next, remove the drive belt components before unbolting the timing chain cover. Mark VI 36986 937 CHEVROLET TIMING GEAR COVER Chevrolet 265-283- 327-350* & 400* cu in. Simply bolts on using the factory timing cover bolts. With an idle at about 800-820rpm, and using a timing light at the zero mark, I'm getting a reading of 39. Small not lumpy. Mechanical timing refers to the amount of advance that the weights, or advance assembly add to the initial. Is this correct. The car is driven all car show season and the oil is changed every. the engine in order to expose the timing chain, lifters and camshaft. 1976 350/400/455 Pontiac 4-bbl VC1839 AR13 4-6 12 @ 11-13 VC1840 AR14 1975-76 350/400/455 Pontiac Firebird 6-8 10 @ 9-12 VC1841 AS3 1975-76 500 Cadillac Calif. Pontiac One Piece Oil Pan Gasket. Again, as the car was driven, I sensed it was not the carburetor or fuel delivery, so I focused on ignition timing. Standing in front of the engine, # 1 is the first cylinder on the right. Eliminates torsional crankshaft vibrations. Locate the distributor. It's even caught fire a couple of times! To explain in detail. For my 400 engine rebuild I chose the Competition Cams 270H camshaft. '67 400, '68 400, '69 400, etc. Q: I have a 1980 Pontiac Firebird with a 400-cubic-inch engine out of a 1978 Trans Am. #7029268 WF 0049. they should all be within a degree or two of timing and an inch or two. the bell housing timing window would have had a snap in metal cover, not bolted. Others like Pontiac designs use CCW distibutor rotation. Great condition. for the find. Pontiac Montana Timing Chain - Timing Chains - Cloyes DNJ Rock AC Delco DIY Solutions Sealed Power Melling - 2006 2003 2001 2004 2002 06 03 01 04 02 - PartsGeek. Recognizing the importance of the timing, MSD offers these timing tapes. About 1965 or 66 they started using the nylon and aluminum cam sprockets IIRC. Drag Racing Leaf Spring Suspensions. Whether it is to replace a distributor, get spark plug wires in the correct orientation, or install a new camshaft, having the rotating assembly on TDC is crucial. The store will not work correctly in the case when cookies are disabled. The vacuum advance canister was disconnected and the vacuum ports were plugged. Gen 3-4 Intakes; Gen 3-4 Exhaust; Gen 3-4 Head Gaskets; Gen 3-4 Short Block Gaskets; Chevrolet 396-572 BBC. Pontiac 400 461 468 Stroker Kit Street / Strip. 4 in it it has spark and fuel. The 6X head was installed on the 350, 400 and 455 Engines during the mid to late 70's. Part #4793 Chevy Small Block 265-400, 90º V6, Pontiac and GM 4 cylinder This position uses the round or “O” timing mark and round or “O” keyway mark. Pontiac blocks are easy to identify if you know what to look for. Wish List Compare. These SFI-tested balancers are guaranteed to be the highest quality two-piece balancers available. (It is a separate plastic timing indicator). 750" center. Around 1968 Pontiac also stamped the VIN numbers next to the timing cover about even with the timing marks on cover. Note that the cylinder number 1 is the next driver in front of the engine (the same location on all V-engines) or just the first behind the power steering pump. 1964 Pontiac Banshee XP-833 Called Project XP-833, this concept was built by John DeLorean but never reached production. Pontiac Timing Cover-8 Bolt 326, 350, 400, 421, 428 1964-1968 BPI-TC-68 (0) Reviews: Write first review Description: 1964-1968 PONTIAC TIMING COVER-8 Bolt 326, 350, 400, 421, 428. Spark Plug Reading. When a cam is installed "straight-up," the imaginary centerlines of the two shafts line up exactly. Stroke the timming marks are both at 12 oclock. Remember firing order is 18436572 in a clockwise direction. I recommend it above all others. 2) Take off the timing belt cover and make sure that the pin in the cam pulley is between what you think is the timing mark and the centerline of the cam. Posted on Aug 08, 2011. I would prefer to get it right the first time since getting to the timing chain is quite a chore on the 400. 030" over bore and fitted with JE forged pistons on reconditioned stock rods. It is also close enough for installation of the timing chain accurate to the nearest tooth on the. This cast aluminum cover is what the factory designed to cover the timing chain. Great condition. Setting initial timing at idle with the vacuum advance disconnected will usually fall around 12 to 16 degrees, but that's not really important. 1978-79 400 WC, X7. With Magnum Roller Rockers it is. Unfortunately, the bosses at GM thought the model was too similar to the Corvette and canceled. I will dig out an issue of High Performance Pontiac that I got a few months ago as they had a great article on cuting marks in the balancer for figuring total timing. Example: the new line is across from the 14 mark on the timing cover, therefore the actual timing is 17 + 14= 31, which corresponds to 121 BTDC exhaust lobe phasing. ) Vacuum Advance: The vacuum advance will advance the timing up to 10° during partial throttle. 34720 875 *350 and 400 with small Harmonic Balancers - These will only fit a 7” dia-mater or below harmonic balancer. I have 3 Pontiac 350-455 automatic transmission flexplates. 03-11-2008 05:46 PM. 12 #1 cylinder at the compression stroke. Pontiac Valve Lash Setting. Small-blocks have cubic-inch displacements of 283, 307, 327 and 350. Crank engine slowly until the rotor is pointing at mark on distributor housing and timing marks are aligned. 1964-1965 Pontiac Timing Cover- 8-Bolt Pointer Style One major difference on these besides the pointer is that some had a divider plate already cast into the cover. 1-8-4-3-6-5-7-2. A = January - 24 is the 24th day - and 9 is 1969. This is close enough for checking if the timing mark on the crankshaft pulley is in the right place (consideration to harmonic balancers that may slip). Free Shipping. Front to back. This is when the initial timing is added to the mechanical timing. The Pontiac Palace: Where the Pontiac V-8 is King. 17 in Hg for full advance (which is 10 degrees) There were numbers for different flavors of Pontiac ignitions, but. Asked by fish173 Mar 09, 2015 at 12:47 PM about the 1965 Pontiac GTO Coupe. 1970 Pontiac 400. This would not include 400 engines since they were all made after 1968. Enginetech® Timing Cover Gasket Set (TCC134-A) 0. Total maximum spark lead in a naturally aspirated Pontiac V-8 is generally between 30 and 40 degrees, and that can vary with combustion chamber type, compression ratio, and fuel octane. October 23, 2009 Engine. On spline drive system (92-94), the Optispark has a splined shaft that mates to the camshaft timing gear. With all the furor surrounding Ford and Chevrolet's new 300+ horsepower V6 Mustang and Camaro, you would think hot six-cylinder engines were a new idea, at least in America. Antique Cars Classics Customs Hotrods Leadsleds Roadsters Streetrods Trucks Turbine Car 40 31 Ford 67 Pontiac Charger 61 Chrysler Images Specs Pictures Photos Photographs Gifs Jpgs Events Schedule Vendors Forum Timing BTDC or Mark: Grnd +/-Volts: 1950: 90 H. May 06, 2021 · bellhousing for pontiac 350cid to t-5 transmission. Turn the key "on" and rotate the distributor back and forth, with #1 wire removed and held NEAR "ground". Locating Top Dead Center is important. 1964 Pontiac Banshee XP-833 Called Project XP-833, this concept was built by John DeLorean but never reached production. Description: Pontiac Pro Billet Timing Set, Description: O. Timing Tab, Aluminum, Chevy, 4. 300 bolt circle. Spark Plug Reading. Diameter Damper Marked for 0 and 12 Degree Factory Timing Marks Was brand new, installed on motor then changed timing cover. 8L (231) Buick, Chevrolet, Oldsmobile, Pontiac 219 lbs 594-004 2000-95 3. The original timing chain cover was crunched but I kept it as a reference for the timing mark positions. When all bolts have been tightened to this figure, begin the tightening sequence again, and torque all bolts to 130 ft. To advance the camshaft timing, use the ∆ timing mark on the crank sprocket and the advance keyway shown above. The blocks of all Pontiac V-8s from the 287 to the 455 are the same size and very close to the same weight, which can make it more difficult to identify the 11 different engine displacements produced from 1955-79. These are usually covered with oil and crud, and probably hard to see. With the two dots exact and right on, it ends up sending the timing mark on the flywheel way past TDC. (6,554 cc), and 455 cu. How to install your camshaft using a COMP Cams Degree Wheel kit, which is Part 8 of this Pontiac 400/455 rebuild. BBC Intakes; BBC Exhaust; BBC Valve Covers; Mark IV BBC Head Gaskets; Gen 5-6 BBC Head Gaskets; BBC. The vacuum advance canister was disconnected and the vacuum ports were plugged. Verify the timing pointer and damper TDC using a piston stop. 17 in Hg for full advance (which is 10 degrees) There were numbers for different flavors of Pontiac ignitions, but. The extra cubes were added to mask the fact that Tri-Power options were no longer offered. 3ltr diesel. A Basic Overview of Cam Timing. PLEASE SELECT Chain Pitch. Total Timing: This is the total of the initial timing plus the centrifugal advance added together. , 7,488 cc) versions. I am about to swap cams in my 1968 Pontiac GTO. Not only does this make timing the engine nearly impossible, it can also be dangerous. 1967 Pontiac GTO V8 Two Wheel Drive Manual 1967 GTO Just O/H the enging when installisng the cam shaft gear I lined up the timming marks facing each other. This is the most common location for 69-up engines, and that includes 400s. 8L (231) Buick, Chevrolet, Oldsmobile, Pontiac 110 lbs 594-005 1992-91 3. Pontiac blocks are interesting power plants that are often misunderstood and improperly identified by sellers and buyers alike. Wish List Compare. May 25, 2019 · 1964-1974 Tempest, LeMans & GTO Engine Tuning and High Performance. 3ltr petrol gm 4-151 (2. The fuel pump was replaced. desired static timing (between 10 and 20 degrees depending on cam) and at the maximum advance position. Description: Pontiac Pro Billet Timing Set, Description: O. Feel free to contribute. 5 VC1845 AS5 1978-79 425 Cadillac w/F. Timing a Pontiac 400 on a 1978 Trans Am. COM 915) 855-7123 FA 915) 857-3344 INSTALLATION PROCEDURE Step 1 - Disconnect the point trigger wire from the coil (-) terminal. The BOP one piece oil pan gasket works with ALL Pontiac V-8's '59-'81. The store will not work correctly in the case when cookies are disabled. However, the camshaft gear timing dot can be installed at 6 or 12 o'clock. The 400-cid Pontiac V8 that bowed in 1967 Pontiacs was a bored-out version of the 389 and a new 428 was a bored-out 421. Simply bolts on using the factory timing cover bolts. With an idle at about 800-820rpm, and using a timing light at the zero mark, I'm getting a reading of 39. When you've got it set where you want it, lock it back down by tightening the distributor bolts. 7L (350) Chevrolet, GMC Truck 75 lbs 594-003 1990-88 3. This 1975 Pontiac Ventura is one of several platform siblings that offered a variety of powerplants with an emphasis on fuel economy over performance. Remove front cover. Marks at 12 and 12 is TDC at #1. Hurricane intake- Rochester carb rebuilt- HEI distributor. It did back fire a little but then again I seen fuel shoot though the carb which i was told is a sign it's off 180. Pontiac Description Kt3-350s sealed power Pontiac timing chain and sprockets brand new std 400 piston rings new 400 cam and lifter set by clevite part #s are in pictures call or text please. Applications: 1969-74 V8 w/o 307. Timing a Pontiac 400 on a 1978 Trans Am. See full list on enginefacts. Align the timing marks by continuing to move the distributor and checking with your timing light. Beneath the hood, power to back up the daring body styling was available for the asking. Note the timing mark the pointer is now at. (6,554 cc), and 455 cu. Aug 27, 2018 · Pontiac V8. The 400-cid Pontiac V8 that bowed in 1967 Pontiacs was a bored-out version of the 389 and a new 428 was a bored-out 421. Pontiac used many methods and locations of marking their blocks (see chart below), but two items were a mainstay. It will arc a spark when it hits the trigger. Now when I turn the engine over and get number 1 on comp. 1965 Pontiac Lemans GTO. Narrower lifter valley cover due to the shorter deck height. A: I’ve never had that much of a problem with the timing on my 400. And a decision was made to increase it's performance with the. Fits most 1969-79 Pontiac V8 engine models including 350, 400 and 455. Timing Mark Damper Calculator. 1968 and earlier timing covers had 8 bolt water pumps. This is close enough for checking if the timing mark on the crankshaft pulley is in the right place (consideration to harmonic balancers that may slip). Clockwise ( looking at the engine ) of this line is past tdc which would mean your timing is retarded, and counter clockwise is. Pulley Kits; Buick 400/430/455. With Magnum Roller Rockers it is. BBC Intakes; BBC Exhaust; BBC Valve Covers; Mark IV BBC Head Gaskets; Gen 5-6 BBC Head Gaskets; BBC. Pontiac blocks are interesting power plants that are often misunderstood and improperly identified by sellers and buyers alike. The stroke in the 326 was not changed at all and the. ) Vacuum Advance: The vacuum advance will advance the timing up to 10° during partial throttle. Designed to deliver trouble-free, consistent performance Right for your vehicle and lifestyle. Standing in front of the engine, # 1 is the first cylinder on the right. Mechanical timing refers to the amount of advance that the weights, or advance assembly add to the initial. The "00" found on this block indicates that it's a 400. When you've got it set where you want it, lock it back down by tightening the distributor bolts. On a stock 400 set the initial at 12 degrees. As piston speed increases, spark timing must occur earlier in the rotation cycle and a mechanical assembly within the distributor increases spark timing. With all the furor surrounding Ford and Chevrolet's new 300+ horsepower V6 Mustang and Camaro, you would think hot six-cylinder engines were a new idea, at least in America. 3rd Letter = The assembly plant. a Oldsmobile 400 Engine - Up To 500 hp a Oldsmobile 400 Engine 4-4-2 Rocket - Up To 550 hp a Oldsmobile 425 Engine Super Rocket - Up To 605 hp a Oldsmobile 455 Engine - Up To 625 hp There tends to be some truth in the phrase "no replacement for displacement" when it comes to small or big block chevy motors. Point the rotor at #1. Magnum Double Row Timing Set for '65-'91 396-454 Chevrolet Big Block. Expert; 103 Answers May 29, 2014 • 1993 Pontiac Grand Prix. With Magnum Roller Rockers it is. The codes are listed below. Vacuum advance is in addition to that and would bring the grand total up around 50*. 750" center. The 400-cid Pontiac V8 that bowed in 1967 Pontiacs was a bored-out version of the 389 and a new 428 was a bored-out 421. When the groove is centered in the opening the #1 cylinder is at TDC. Timing covers all will bolt up, but you need to use the matching dampers and water pumps for '67 and '68. Pontiac introduced the 400 cubic inch V-8 in performance oriented cars in 1967, and continued to make the engine available through 1979. Gene Schneider. The Pontiac 400 V8 would not return after 1979. An expert who has written 20 answers of more than 400 characters. Wish List Compare. These divider plates are sold in sets and the bottom plate will not be used in this case. 1 users rated this 5 out of 5 stars 1. to find #1 remove #1 plug and have someone"bump" the engine over while holding your finger over the hole-carefull. Rotate the distributor until the mark on your balancer lines up with the 10 degree mark on your timing cover in the advanced direction. 3L/Small Block V8, Clears Aluminum Cover, 6-7 in. Narrower intake manifold. Remember, the total timing is just as critical as the initial timing and the MSD timing tape will help you ensure that it is set accurately. distributor interchange. The distributor turns counter clockwise. 5 VC1845 AS5 1978-79 425 Cadillac w/F. 5ltr) gm ohv v6 181, 231, 252 less balance shaft gm ohv v6 3800 b/shaft & cam timing gm pontiac v8 265, 301, 350, 400 gm ohv v6 4. These divider plates are sold in sets and the bottom plate will not be used in this case. Pontiac blocks are interesting power plants that are often misunderstood and improperly identified by sellers and buyers alike. Cylinder Numbering, Distributor Rotation. 1, 3, 5, 7 on the driver side. The dreaded Pontiac cam sprocket. The water pump is also connected to the front of this unit. The cost was approximately $200. When all bolts have been tightened to this figure, begin the tightening sequence again, and torque all bolts to 130 ft. Question type: Maintenance & Repair #1 plug wire is right of the points window should it be tot the left ? the timing marks are off when I try to set the timing. Emissions-Compliant Performance. A Guide to the Iconic Pontiac Ram Air 400-Cubic-Inch Engine. Total Timing: This is the total of the initial timing plus the centrifugal advance added together. The six made only. Set your timing mark on outer cover to the flywheel timing mark on pulley(T mark), then take the covers off and look you will clearly see marks that line up on the cam pulley to block,crank. by Sixty8Coupe » Dec 26, 2018. Pontiac Engine Theory. Because the 318 was in production for so. The extra cubes were added to mask the fact that Tri-Power options were no longer offered. When Pontiac exhausted their supply of the 400 power plants built in 1978, they filled the remaining need using the Oldsmobile 403. Make sure it's at 1 otherwise you could be a tooth off. marks Can be used with 1968 and up factory harmonic balancers or our PBO-PB-1056N Item #: BPI-TT7 Condition: New. 1959-1979 Pontiac / Oldsmobile. The timing marks on the harmonic damper don't line up properly with the pointer, and I've reset the distributor several times but it never lines up either. The patented ATI Super Damper is the only damper designed exclusively for high performance engines. Pontiac Super Damper Applications. Fast forwarding to 1967 Pontiac altered the bore and stroke to produce the 400. factory timing alignment marks chain sets & belt drives gm 4-121 (2. Enginetech® Timing Cover Gasket Set (TCC134-A) 0. These divider plates are sold in sets and the bottom plate will not be used in this case. Timing covers all will bolt up, but you need to use the matching dampers and water pumps for '67 and '68. PONTIAC: 1979: FIREBIRD: 6. 6 Liter engine was first introduced in 1967. When 1970 rolled around, Pontiac offered their largest displacement in the company's history. 3ltr diesel. If you want to be absolutely sure, pull the left side valve cover (drivers side). A CCW distributor installed in a Buick would bias the timing in the wrong direction as the weights start to swing out. : Cylinder head torque sequence, 260, 307, 350 403 Oldsmobile built engines. after it gets home. '67 400, '68 400, '69 400, etc. 5-7 10 @ 13-14 VC1842 AS4 1976 350 Olds Cutlass 5-7 12 @ 13-15 VC1844 AR16 3-5 12 @ 13. Part Number: TRD-6013. Skunk2® Pro Series™ Cam Gear. We think your timing troubles could be caused by one of the following: The outer ring of the harmonic damper may have slipped, causing the timing marks to move around. Water Pump. Basic Blower Measurements. 17 in Hg for full advance (which is 10 degrees) There were numbers for different flavors of Pontiac ignitions, but. I also have other Pontiac related Engine parts, Gaskets, Valve covers, timing covers cranks, rods and pistons. On spline drive system (92-94), the Optispark has a splined shaft that mates to the camshaft timing gear. Magnum Double Row Timing Set for '65-'91 396-454 Chevrolet Big Block. Camshaft adjustments can be quickly and easily performed thanks to laser-etched timing and directional marks. This is the direction to advance your timing. Setting initial timing at idle with the vacuum advance disconnected will usually fall around 12 to 16 degrees, but that's not really important. (When checking Total timing, disconnect and cap the vacuum canister and plug the vacuum line. But I don’t pay that close attention to the timing at idle. A CCW distributor installed in a Buick would bias the timing in the wrong direction as the weights start to swing out. This is the direction to advance your timing. The indentation is pretty sizeable and easy to recognize. Eliminates torsional crankshaft vibrations. #2 is the balancer TDC mark is 10 degrees CCW from the keyway, looking at it from the front. Notes: After determining which setting to use, we advise marking (with white marker or similar) the corresponding timing mark and keyway. Narrower lifter valley cover due to the shorter deck height. Setting initial timing at idle with the vacuum advance disconnected will usually fall around 12 to 16 degrees, but that's not really important. Once the valve cover is removed, you should be able to see the camshaft, or camshafts, if it is a dual overhead cam engine. Buyers did have a shot at ordering an optional 400 V8 rated at 325 horsepower. 3ltr diesel. 3ltr) ohc belt drive system gm 4-138 (2. The Pontiac 400 V8 would not return after 1979. Thereafter GM's 2. Engine Repair Manual. the timing pointer or indicator as pontiac called it is the same part 1949 to 1954 except 1954 with factory a/c. 3ltr petrol gm 4-151 (2. Ok, we either think or know that the block is a Pontiac, so we need to check the block for identifying marks to determine it's displacement. So I think this would be a good place to document the solution. You’ll need a dial back timing light or a digital timing light that can change the timing of the strobe on the timing gun. We added the tabs ('73-'76) and most after mark et pans Canton , Milodon, etc. Example: 10° Initial + 25° centrifugal = 35° Total Timing. This 1975 Pontiac Ventura is one of several platform siblings that offered a variety of powerplants with an emphasis on fuel economy over performance. Pulley Kits; Buick 400/430/455. 3ltr) ohc belt drive system gm 4-138 (2. Small not lumpy. OK, I have a Pontiac 400 that is about to make me pull my hair out. Pontiac V8 Firing Order. The 30 degree mark will be located clockwise (viewing the balancer from the front of the engine) from the existing 0 mark, which is also 1/12th the circumference of the balancer. A good, complete automotive manual will save time and frustration during the installation. any thoughts? thanks. Eagle Pontiac 400 Street and Strip Rotating Assemblies. Any 17 1/2" 11 1/2" 20 3/8" 18" 11" 11 7/8" 19" 17" 8 7/8" 23 1/4" 20 1/4" 7 3/4" 11 1/4" 11 3/8" 12 7/8" 17 1/4. I just got it running and I'm looking to set the timing. Crower builds performance racing parts from camshafts to crankshafts. If you have trouble locating the TDC mark from above, there is a 5 mm wide groove in the flywheel which can be used to locate TDC as well. Then move the crankshaft bolt backwards and forwards through about 20 degrees with a breaker bar and socket (this is moving the crank). Both do not like their water pumps ;). PONTIAC 1965-75Tune-up Specifications. Here are 2 examples: A249 code "XE". Pontiac V8 Firing Order. 17 in Hg for full advance (which is 10 degrees) There were numbers for different flavors of Pontiac ignitions, but. The Pontiac Palace: Where the Pontiac V-8 is King. If you have the cam card you can check to be sure you are not a tooth off on the timing chain without taking it apart. My timing mark on the harmonic balancer is about 60 degrees from my pointer (harmonic balancer mark at 11 oclok and pointer at 1 oclock) when timing my SBC 350 pre 1985. Crower builds performance racing parts from camshafts to crankshafts. These are usually covered with oil and crud, and probably hard to see. Pontiac One-Piece Oil Pan Gasket. Fellow Pontiac enthusiast, Cliff Ruggles, helped me out with his rebuilding expertise that eliminated the stumble, however, there remained a flat spot that I didn’t like. The timing cover comes with the following features: Has 0, 6, and 12 degree timing marks like the original 1969 Pontiac timing cover. Around 1968 Pontiac also stamped the VIN numbers next to the timing cover about even with the timing marks on cover. Comes with 8 different timing tapes. And a decision was made to increase it's performance with the. When the groove is centered in the opening the #1 cylinder is at TDC. Pontiac Firing Order Pontiac V8. Pontiac One Piece Oil Pan Gasket. 1978-79 400 WC, X7. Also seen gears set with cam at 6 o''clock and crank at 12 o''clock. Also for: Tempest, Firebird, 1969 grand prix, 1969 tempest, 1969 firebird. Any 1/2 In. 5ltr) gm ohv v6 181, 231, 252 less balance shaft gm ohv v6 3800 b/shaft & cam timing gm pontiac v8 265, 301, 350, 400 gm ohv v6 4. What is proper indexing of the timing gears for this engine?. '75 Pontiac 455. Head tourqe specs for 403 olds and bolt tightening. Some HEI wire retainers also have helpful stamped number for firing order but make sure it's right for your engine. Heres the situation: I recently purchased a high-performance ignition system for the car, this includes the best MSD pro-billet distributor. Note the timing mark the pointer is now at. Just for your edification, I'll go into the what's what on timing on this page, but if you have zero interest in all of the complexities of ignition timing, why it's important to how well your engine is running, and why it can be disastrous if it's off, you should skip all of the tech talk and simply get out your manual to. Mark distributor housing in line with that position. Let the engine idle then check the initial timing. Example: the new line is across from the 14 mark on the timing cover, therefore the actual timing is 17 + 14= 31, which corresponds to 121 BTDC exhaust lobe phasing. 1957 Pontiac Pathfinder Deluxe sedan restored 261 six 1974 Chevrolet Caprice Estate wagon low mileage original 400 V-8. Thanks to Barn Finds reader Rocco B. Other examples include “50” or “55,” which indicate a 350 or 455, respectively. When Pontiac exhausted their supply of the 400 power plants built in 1978, they filled the remaining need using the Oldsmobile 403. Crank engine slowly until the rotor is pointing at mark on distributor housing and timing marks are aligned. The Pontiac 326 was produced as a replacement engine for the Tempest since these earlier cars had the all aluminum Pontiac 215 engines in them that were produced by Buick. It's even caught fire a couple of times! To explain in detail. OK, I have a Pontiac 400 that is about to make me pull my hair out. '69 was different because there was a short 4-inch pump casting for Firebirds only. Remove stock timing cover. I'm glad that I did as I found out that somewhere around 1980, the timing reference mark for TDC was changed from the 2:00 position to the 12:00 position and some SBC didn't even have a TDC timing mark on the timing chain cover!. Also for: Tempest, Firebird, 1969 grand prix, 1969 tempest, 1969 firebird. Timing Mark: Groove on front pulley Distributor Rotation: Clockwise Cylinder Numbering (front to rear): Right Bank: 1-2-3-4 Left Bank: 5-6-7-8 1-5-4-8-6-3-7-2 Condenser Capacity: 0. Wish List Compare. It was located on the front of the block, on the passengers side, at the bottom near the timing cover. Distributor for Pontiac 400 Help I would like to upgrade my now HEI ignition in my 67 Pontiac Firebird 400 to a new one as my HEI advance appears to be all locked up and not advancing at the rotor. Magnum Double Row Timing Set for '56-'88 Chrysler 273-360 V8. Pontiac Firing Order Pontiac V8. 1977-79 Trans AM Oldsmobile 403 Engine Timing Mark Bracket. Stroke the timming marks are both at 12 oclock. fits 1959-67 pontiac engines. Rebuilt 400 stock internals- comp cam something like (NOT EXACTLY!!) 246-269 with. '75 Pontiac 455. Enginetech® Timing Cover Gasket Set (TCC134-A) 0. The 30 degree mark will be located clockwise (viewing the balancer from the front of the engine) from the existing 0 mark, which is also 1/12th the circumference of the balancer. Also for: Firebird 1968. Mechanical timing refers to the amount of advance that the weights, or advance assembly add to the initial. Note that the cylinder number 1 is the next driver in front of the engine (the same location on all V-engines) or just the first behind the power steering pump.