pontiac 400 engine codesespn conference usa football teams 2023

Hopefully, it will help those that need a short All engine blocks have a casting code. google_color_url = "008000"; 2. how many were made also what is the value of that motor not touch 90,000 miles with turbo 400 transmission, Dennis, that is actually a Chevrolet motor. The first digit is the month, the next 2 ** Use sheet stainless steel block off plate. V8s have hydraulic lifters. Here they are: The pontiac Indian head symbol is visible on the side of the block . Additionally, you can use the code to identify any special features of the engine such as special camshafts, ignition systems, or other components. Casting Year CID HP Carb Type Notes 521510 1955 287 173, 180 Rochester 12 521512 1955 287 200 Rochester 14 521570 1956 316 192, 205 Rochester 12 521571 1956 316 227 Rochester 14 523813 1957 347 227 . google_ad_format = "728x90_as"; That simply means that the intake is not sealed to the lifter valley, allowing you to remove the intake while the engine remains sealed. Pontiac blocks have two different freeze-plug configurations. The 326, 350, 421, 428 and 455 blocks will have the transfer lug. What This means you can put a 455 in about any Pontiac car with that car's motor mounts, askhagerty@hagerty.com. This can be found on the distributor pad. In 1964 all blocks had provisions for block mounted starters. Early 2 bbl blocks and most newer blocks did not have any scallops. A list of block casting numbers is located <. Driving The Incredible McMurtry Spirling Fan Car | Henry Catchpole The Drivers Seat, EXCLUSIVE 992 GT3 RS vs Corvette Z06 vs BMW M4 CSL w/ Randy Pobst Cammisas Ultimate Lap Battle, With Pettys help, MN high schools will compete in kart build-off, Piston Slap: A symbol of death is this engines Forte, Fox-body Saleen Mustangs: Why Im buying them. jumbled mess. engine follows these two guidelines doesn't make it a Pontiac, but at least if it doesn't follow at least 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 195579. This is because all Pontiac V-8s were assembled at Plant 9 in Pontiac, Michigan, and then shipped to the assembly plants. 1966 or 1976). The casting code is 481988XX to distinguish the W72 from the '71-'75 castings that have 481988. 265, 301, 307*, 326, 350, 389, 400, 421, 428, 455 Its important to note that Pontiac re-used the codes for different years and applications, so you need to know the year of your block to correctly identify the code. Of course, the valley can be easily changed or missing, so youll need to pry further. This will have the engine code, which you can use to look up the engine type. The transfer lug or pyramid at the rear of the block to the passengers side of the distributor hole. I tried to straighten it out in a manner that was understandable, but if I have failed at that, For a more complete and up to date engine codes and other information, try my search page. The area that is shown with the black outline is where the engine code is And most of the Z coded blocks are also auto. All the PONTIAC engines codes from 1955 to 1981 To answer to visitors questions, here you can find all the pontiac engines codes, all car, all years, not only firebirds. Heads 3931063 However, these codes were used over from year to year. The information that follows was collected through numerous web-sites and reading materials, so I cannot possibly the block, in a manner that would allow intake removal without distributor removal. 9799916: 1970: 400: (The VIN is located on the passengers side front of the block, down where the timing cover and the oil pan meet.) The Pontiac 400 6.6 Liter engine was first introduced in 1967. the vehicle serial number. However, these codes were used over from year to year. If you have this transfer lug, you have a non-389/400 engine that dates 1959-present. Like I said, I have no idea where all of them came As an example Let's say you have a WS coded block. from. rules. to how the blocks were marked, then Thank you for the information. to 1979 engines. Sign up for the latest automotive news and videosin short, everything for people who love cars. 400: 200: Turbo 400: L-78: S: 14: 481988: 2: HEI: A3: B-body: 74: 400: . Once you have located the casting numbers, you can use them to identify the correct parts and accessories for your Pontiac 400 engine. This case is no different. Pontiac used many methods and locations of marking their blocks (see chart years, different displacements, and I suppose they did not have this lug. what the engine is (sometimes it is HOME These are cast into the center exhaust ports, which you can again reference on several sites. The first digit of the code indicates Manual or Automatic transmission. Its a good idea to come armed not only with your phone to search the internet, but with reference books, too, in case you cant get a signal. To further identify the year and application, move to the top and rear of the block, where the distributor is mounted. The Engine codes will be found on the front of passengers side of the block, below the head. The casting numbers for a Pontiac 400 engine can be found on the rear of the engine block, just above the starter. Due to the model year cycles, it could have been installed on a late 1968 car or an early . Selecting the right block for your 400 build can be the difference between a cracked block and a block that lasts to 800hp.Pontiac Block Engine Codes: https://sites.google.com/site/kensautomachineshop/technical-information/pontiac-technical-information/pontiac-block-codesPontiac Head Codes: http://www.wallaceracing.com/head1.htmPontiac Compression Chart: http://www.wallaceracing.com/cratio0001.htmPontiac Body Decoder: https://www.tpocr.com/pontiacbp7.html______________________________________________________________LSxHunter Apparel - http://lsxhunter.comJoin Us on Social Media:TikTok: https://www.tiktok.com/@lsxhunterInstagram:https://www.instagram.com/lsx.hunter/Facebook: https://www.facebook.com/lsxhunterTwitter: https://twitter.com/lsxhunterWorking On Rust Buckets?WD40 - https://amzn.to/2RXNH9tFlux Core Wire - https://amzn.to/2yhwP6oGrinder Wheels - https://amzn.to/3ab6F2jDragy - https://amzn.to/2z71qnJ The date code, L017, breaks down as follows: December 01, 1967. Pontiac Firing Order Pontiac V8. This is the front of the passenger side of the engine. These blocks had 2 motor mount holes per side.Starting in 1970, most blocks were cast with 5 motor mount holes with the mounts using 2 bolts in line with 1 higher up in the middle.Some 1977 and later blocks only had 3 holes that used the newer mounts. I bought it that way as a kid. However, when it comes to Pontiac, this is simply the engine sequential number, generally referred to in service bulletins for updates in production. Engine Code: Pontiac engines have block code. Together with the date code, located either on the side of the head or by the rocker studs, you can determine the valve size and cc the chamber. The letter is the month of manufacture- A=Jan. Pontiac Bore & Stroke Figures. front of engine, click picture for larger image Photo courtesy of Rob Most 1967 and earlier blocks place these scallops at approx, while 1968 and newer blocks place the scallops at. Rob Conrads. VIN number location on late 1967 In 1967 Pontiac made some open chamber heads (i.e. This code will tell you the year it was to be used. Above the 2 digit code will be the motor unit number, which is either 6 or 7 digits. This is a quick block ID for junk yard hunting, etc. available to the 1966 GTO? WIP: 1949 Chevrolet Styleline Special Sport Coupe, 1950 Pontiac Streamliner Deluxe Station Wagon 50-2562D Straight 8 Automatic color-Tarragon Green, Ames Performance Tri-Power Pontiac Nationals, 1949 Chevrolet Styleline Special Sport Coupe, Pontiac 400 428 455 Engine Casting Numbers. Pontiac block identification numbers are unique numbers given to each Pontiac engine block that were used to differentiate each engine from others. If you are trying to confirm a numbers-matching block for your car, we will need to go a little further regardless. Prior blocks had the starter mounted to the transmission bellhousing, and large-body cars, like Bonnevilles and Catalinas, continued to have the starter mounted in the transmission bellhousing until 1965 (despite having the provision for starters on the block in 1964). Pontiac used the same codes on different year blocks.To differentiate them it will As you look there you may find a pretty simple clue that will end your engine identifying search. Some Pontiac V8 enthusiasts claim that even those impressive numbers were underreported. 1967 and newer had 3 freeze plugs per side. 455 stamping in lifter galley, So as we get ready to work on our next Redline Rebuild engine time-lapse with a mid-1960s Pontiac 389 V-8, I dove into these power mills and their ground-pounding torque, which made them top contenders of the 60s and 70s muscle car wars. Z = Fremont, CA. I want to replace it with a 1966 GTO engine; the 389 or the possible 428. to the left of the distributor mounting hole. 5.19K subscribers Subscribe 22K views 2 years ago Pontiac Engine Building Tips and Tricks Learning how to identify and decode Pontiac engine blocks can save you a ton of money, time, and. So if you see 70 stamped in this area, the block is a 1970. At the start of the 1970s, the 400 V8 generated more than 300 horsepower . As a general rule, W coded blocks are manual transmission and Y coded blocks are automatics. Behind #8 Cylinder, 5 Pads, Possible Only 3 Drilled and Tapped. What are you looking for? etc. located. The engines feature a cast-iron block and head and two valves per cylinder. There are many sources online for VIN decoding, so I would Where to find the Casting Code: Casting codes for 1955 to 1963 are found on the passengers side of the block. Together with the casting code and casting date you can determine what the engine is. Armed with the previous clues, you can pin the year down. Also, all blocks cast in 1969 and later have the last two digits of the year here as well. Pontiac Engine Codes Bold Typeis for manual transmission Starting in '73,2nd HP # is for Dual Exhaust 326 250 HP YO,YN,XF,YJ,XI 326 285 HP WR,XR,WK,WD 326 285 HP YP,XG,YM,XO 400 255 HP XL,XM 400 260 HP Pontiac made it easy to know what is sitting between the fenders of your Pontiac or on the ground at the local salvage yard. Pontiac block casting codes are used to identify the original manufacturer of the engine block. This page will help you Of course, just because your Horsepower: Cubic Inches: Trans: Code: Compression: Cam: Heads: Carb: Year: 215: 389: M: 02B: 8.6: 111: 543796: 2: 64: 215: 389: M: 02B: 8.6: 111: 543796: 2: 64: NA . If you want more specific information about your car engine, you can read the owners manual or call the manufacturer to get your VIN ( Vehicle Identification Number). It will have so much power you wont even need the accelerator pedal. It should be noted that for the 1967 model year, Pontiac used M for December. These digits were followed by the last 6 digits of the VIN. Transfer lug: Aluminum rods will keep . ENGINES. 2ND PHOTO 403-455 OLDS ENGINES, Pontiac 400: WI, The month is then followed by one or two digits, which represent the day the block was cast, followed by one more digit, which represents the year. Lug. (manual), YT (automatic), Pontiac 400 HO: WQ (Manual), YW (automatic), Pontiac 400 Ram Air: XN, XT (automatic), WU, WI (manual), Pontiac 400 Ram Air III: WQ (manual), YW (automatic), Pontiac 400 Ram Air IV: WH (manual), XN (automatic), Pontiac 400: WK, was cast. Starting in 1959 with the 389 block side motor mounts were used with two holes. The date codes should also pre-date the vehicle build date by a few days to several months, depending on the assembly plant location. Now, we can get into how Pontiac marked their blocks through the years. These numbers are stamped into the top of the block, near the drivers side of the engine and are composed of three groups of numbers and one letter. google_ad_width = 728; 1ST PHOTO PLACES WHERE CODES ARE USUALLY FOUND IN A 400-455 Displacement Identification: Casting codes for 196881 appear on the ledge at the rear of the block behind cylinder eight. The numbers are stamped into the block and should be clearly visible. WS, WT (manual), XX, YS, YX (automatic), Pontiac 455: WC, WJ, WL (HO) (manual), YC, YE (HO) (automatic), Pontiac 455: WC, WJ, WL (manual), YC, YE (automatic), Pontiac 400: WK Making it very difficult to install in to a GTO/Tempest. at the distributor mounting pad. First, you must find the casting codes which will help you ID the year, engine, and casting number of the engine. *Note - blocks with only 2 mounting holes or pads (for the motor mounts) per side is from 1969 and older blocks with 5 or 3 mounting holes or pads (for the motor mounts) per side is from 1970 and newer blocks with 2 freeze plugs per side is 1966 and older blocks with 3 freeze plugs per side is 1967 and newer certain blocks for 4 bbl carb usage have scallops in the cylinders at the deck for unshrouding the intake valves. The cost to diagnose the P1404 Pontiac code is 1.0 hour of labor. Thoughts? Except for the freeway. //-->. The Casting codes for 1955 to 1963 will be found found on the passengers side of the block. Freeze Plugs: Edelbrock RPM Heads- Old Style vs New Style, Butler Custom Pontiac Cams- Cams and Cam Kits, Ram Air Series Cam and Cam Kits by Butler, Short Block Builder Kits (Ready to Assemble), Butler/Edelbrock Ported D-Port and RPM/RD Port Cylinder Heads, Edelbrock Out of Box and Butler Built Unported Cylinder Heads, Oil Pans, Dip Sticks, Tubes & Oil Accessories, Drop Base Air Cleaners for Pontiac TA Shakers, Supercharger Pulleys, Tensioners, and Accessories, 1970-1981 Firebird/Trans Am 2nd Gen F-Body, Ridetech Air Ride Control Systems & Accessories. that year (or if one letter was skipped for some reason?). that I found over the years, taken from different sources, I found they are pretty accurate. There is no displacement stamp for 421, 389 or 326 blocks. 400 blocks with 557 casting numbers have thin main journals. Start by checking for intake leaks and if no leaks are found the next step is to replace the spark plugs on cylinder 4. year: code: c/i: hp: tran: carb: car: misc: 1962: 13b: 421 : 3 m: 2 x 4: full: super duty: 1962: 13u: 421 : 4 m: 2 x 4: full: super duty: 1962: bu: 421 : 4 m: 2 x 4 . i.e. Ok, we either think or know that the block is a Pontiac, However, these codes were used over from year to year. Engines so equipped were the '68 Ram Air II 400, 1969-70 Ram Air IV 400, 1971-72 455 H.O., and 1973-74 Super Duty 455. The 400 also has the 400 on the side and 00 in the lifter valley, but not until 1971. Casting codes are usually found on the side of the block, near the freeze plugs, and are made up of a series of letters and/or numbers. Tech Info. From 1955 until early 1967, the block unit number represented the last digits of the VIN of the vehicle that the motor was originally installed in.