Chevy Serial Numbers Codes
Posted : admin On 8/26/2019You can identify a Chevy by the numbers on its engine block, recorded in an official Chevy engine block registry. The identification number consists of a seven-to-eight digit code. The prefix consists of five digits and explains the date and the location of the Chevy's manufacture. The suffix provides the size, model year, and the horsepower of the Chevy engine. The suffix can be either two digits or three digits.
Chevrolet Passenger Cars and Trucks. Model Identification Charts, Serial Number & Cowl Tag Locations, Paint, Trim & Engine Codes for U.S. Built 1939 - 1958 Models. Second Edition. 1942 - 1952 Serial # Tag. 1953 & 1954 Serial # Tag. To the Old Online Chevy Manuals. Please Report any Broken Links or Pages that do not load properly. Decode small block Chevy engine suffix codes with our SBC casting number guide. Learn how to find and decipher your Chevy motor's serial stamping code. The numbers that follow are the actual assembly date, in this case August 1rst. The “CML” that follows is the suffix code. Chevy Casting Number identification including Block casting numbers, cylinder head casting numbers, Crankshaft and intake casting numbers. Search your casting number. Chevy Block Casting Numbers. Use these casting numbers to identify the block you have. Small Block Casting numbers. Casting Number. You can identify a Chevy by the numbers on its engine block, recorded in an official Chevy engine block registry. The identification number consists of a seven-to-eight digit code. The prefix consists of five digits and explains the date and the location of the Chevy's manufacture. The suffix provides the size. To QUICKLY IDENTIFY A CHEVY ENGINE CLICK HERE - for decoding engine codes. This page has basic information on it, but it's a portion of the Small Block Chevy numbers information. The Engine Code page is where this topic is further detailed. 'Numbers Matching' This is.
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Program Serial Numbers
Step 1

Locate the Chevy identification number on the engine block. Depending on the size of the engine, the location of the identification number will vary. Look for the identification number on the engine block. The identification numbers on a Chevy engine with a small block V-8 are adjacent to the cylinder heads on the passenger’s side, close to the front of the engine block. Look closely because the alternator blocks the identification number. The identification numbers on a Chevy big block V-8 engine are on the covering of the timing chain. Find the identification numbers of a V-6 on the distributor, which is on the passenger’s side of the engine.
Step 2
Decipher the Chevy engine identification number prefix. The identification number contains a combination of numbers and letters and is seven or eight characters. The prefix explains the location as well as the date of the Chevy engine's manufacture. For example, a Chevy engine with the identification number S1029CTY was manufactured in Saginaw (S) on September (10) the 29th (29).
Decipher the Chevy engine identification number suffix. The two-to-three character suffix tells the owner the displacement of the engine, the horsepower of the engine, and the year and model of the vehicle. Taking the example from above, CTY is the identification number suffix. CTY stands for a 1970 Camaro with a 396 c.i.d and 375 horsepower. Remember to always reference the online identification guide to ensure an exact match.
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