V – Flint, MI (small block V8 starting 1967), In the above example: VF292800 - is an example of a over the counter crate engine. CM 307 engine GM body designation. Powerglide HR ..327 ..300 .. K19 & Powerglide HT . Examples for 1967-1970 transmission date code format: Pretty much all transmissions used the same format for the code except the Turbo 400. This is the reason i'm confused. T – Tonawanda, NY (small block and big block V8) The EA suffix code was used for more years than the 1957 283 and the 65 327/250. All other blocks used a Month, Day, Year format. Manual Sample 1964 axle code: AB1202 1967 Code Number Engine HE 327 Base 300 1x4BC & Manual Transmission HH 327 Base 300 1x4BC, K19 & Manual Transmission HO 327 Base 300 1x4BC & Powerglide HR 327 Base 300 1x4BC, K19 & Powerglide HP 327 Base 300 … Continue reading → Starting in 1965, the axle code and date are stamped on the front of the axle tube on the passenger’s side. Drawings by David Kimble.Production of the original small-block began in the fall of 1954, for the 1955 model year, with a displacement of 265 cid, growing incrementally over … It represents any CID and is used to indicate a Warranty Engine. the engine suffix code. The block casting date was either cast on the top, back of the block or on the passenger’s side between the freeze plugs. ENGINE CODE STAMPING NUMBER. The transmission code consisted of the type of transmission and the date it was assembled. Those engine id codes are: HA 65 327 Impala 250 L-30 4-spd 4-Brl Hyd Cam HB 65 327 Impala 300 L-74 Manual 4-Brl Hyd Cam Casting numbers could be used for multiple engine displacements during the same model year. The gear set was installed in a carrier, also referred to as a “pumpkin” that could removed from the front side of the axle assembly as a complete unit. The code consists of an assembly plant code, date of production and suffix. Plant-Month-Day-Application suffix code, There were four plants that produced engines for the fullsize cars. The second stamp decodes F for the Flint Plant, May 18 is the engine assembly date and the HE suffix code stands for a 327 ci 300 hp with a manual transmission. Suffix codes are listed in alphabetical order by year. First letters of "F," "S," "K" or "T" denotes Flint, St. Catherines, Ontario or Tonawanda, followed by month/day/year of build and the suffix code. Required fields are marked *. E 13 5 would be May 13th, 1965. S: Saginaw 3-speed 1967 saw the first year the 396 V8 camshaft abandoned the grooved rear journal and matching bearing in the engine block in favor of a smooth journal like the 283/327 V8. P: Muncie 4-speed 1965 and up Muncie 4-speed code location. CF 427 engine (LS1 with 2.29:1 axle) It might look something like \" Casting numbers for 1962 to 1965 models generating 250 to 375 horsepower is 3782870; 3789817 for 1962 to 1967 models providing 210 to 275 hp; 3791362 for 1964 to 1967 models with 250 to 300 hp; 3814660 for 1968 to 1969 models with 250-hp engines; and 3830944 for 1963 models with 300 hp. It will be a D for Dana, E for Eaton or W for Warner. These new 402cid engines can be identified in 1969 by the three letter suffix code. Saginaw 3-speed and 4-speed code location. Gen I small-block Chevy engine. etc. 04-03-06 08:33 AM - Post# 909317 In response to mike64impala I did try there and when i searched for the engine suffix code of 'S' i came up with a 1962 327 w/p-glide. The 327 by Chevrolet was produced from 1962 to 1969. On big blocks, it was located between the freeze plugs on the passenger’s side. It is located on the rear, top left (driver’s side) for all others. Driver’s side of main case on machined surface for side cover, bottom right. 327 .300 . 6Y204760 – partial VIN# from a fullsize Chevy built at Wilmington, DE. Information and engine specs on the Chevy 327 V8. Your email address will not be published. The Julian date in the transmission code started at 1 for January 1st of the start of that model year and continued past 365 until the end of production. The vehicle identification number is stamped next to the engine code number with model year, plant identification and vehicle serial number. Chevrolet Truck Engine Code page under construction. Axles were assembled at either Buffalo (code B) or Detroit Gear and Axle (code G). The engine date must precede the car build date, otherwise something is amiss. Muncie 3-speed (69 only), Examples for 1964-1966 transmission code format: W: H.D. The casting date is usually less than 30 days before the engine assembly date. DH: 3.31 12 bolt rear axle with positraction The 855632136 hilited 5 is likely an S as it's probably a Corvette engine from St.Louis. If you're looking at the engine code - this is already known. On positraction axles, a letter for manufacturer of the posi unit will appear under the assembly code. Note: Partial VIN number from Janesville, WI plant. V8 codes are stamped on a pad just forward of the right side (passenger) cylinder head. Suffix codes are R, RA, S, SA, RB, K, SB and SG, with each suffix denoting the type of carburetor, transmission and whether the Chevy is equipped with air conditioning. Is the month block has been found from a early 65 409/400 motor stamped with JA! Top on the L6 block is on the top on the block, right side passenger! Chevelles as well as a 327/275hp L30 engine or 1966 396 engine can be for! All others, F = Camaro, X = Nova is already known letters... Top on the L6 block is on the passenger ’ s side, edge. 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