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For help go to engine code help. 262 through 400 more coming C - CLX CM - CTZ D - HZ IA - ZN Does not include Txx coded truck engines.
Corvette w3-speed Fuel Injection AC.
Chevrolet engine suffix codes. Engine codes after 1975 have not been confirmed with at least two sources so the accuracy of the codes is not confirmed. 262 through 400 more coming C - CLX CM - CTZ D - HZ IA - ZN Does not include Txx coded truck engines. Small Block Chevrolet engine suffix codes.
Engine Code Years Cid Application Engine Vin Hp. All engines are stamped with an ID serial number showing plant code production date and suffix code. The suffix tells you application original model Engine RPO and HP and transmission that were originally mated to the engine.
On a Small Block Chevrolet this stamping code is located on a flat pad in front of the passenger side cylinder head usually hidden by the alternator. Small Block Engine Suffix Code Menu 3N - CDR CE - CMJ CMK - CUD CUF - DTM DTR - HQ HR - TBS TBT - TJS TJT - TXB TXC - UTT UTU - ZY Big Block Engine Suffix Code Menu 0FC - 9XZ AAA - CTB CTH - IJ IK - MZ Q - YZ. The format of a Chevy V-8 engine code is 1 2 or 3 alphanumeric characters usually located at the end of the assembly date.
Chevrolet used 1 or 2 characters for suffix codes from 1955 through 1969. Engine codes from 1970 and up use 3 characters. However exceptions to these rules do exist.
Chevrolet Small Block Engine Production Suffix Codes Chevrolet Big Block Engine. Small Block Chevy Suffix Codes. All these are identified here.
Quickly A Chevelle F Camaro X Nova. If youre looking at the engine code - this is already known. Suffix chevy Codes CE - CMJ by minuit10.
The entire engine code contains the assembly plant month and day. For help go to engine code help. Choose Group to View Big Block Engine Suffix Codes Select BB Suffix Group - B C - CZZ D - FZZ G - KZZ L - SZZ T - TZZ U - ZZZ 348409 396402 427 454 502.
SBC Engine Suffix Codes. Click on the header to sort. Code Year CID HP BBL Appl.
Click here for Chevy Engine Code Listings. The engine date must precede the car build date otherwise something is amiss. Some engine machining operations decking will obliterate the engine ID.
Engine ID Code Example. V0101CLJ - V Plant 01 Month 01 Day CLJ Engine Suffix Code. Corvette w3-speed Fuel Injection Lift Cam.
Corvette w3-speed Fuel Injection. Corvette w3-speed Fuel Injection AC. Engine Suffix Stamping Codes Menu.
Select the page below which the range the suffix code youd like to find falls under. For example select DTR-HQ if youd like to find code DZ. In some cases suffix codes are reused twice or more over time in this event check the block casting ID and then see what years the block ID was used to pin down.
CODE CExxxx counter or crate engine was used from 1968 to current year. It represents any CID and is used to indicate this particular engine was replaced under Warranty. It is a direct replacement for the original equipment.
It doesnt indicate what the original equipment was. Above timing chain cover. Passenger side of the block behind the distributor.
The prefix portion of the ID code tells you the assembly plant code and the engines production date for example 0701 July 1stno year is indicated. The suffix portion tells you the original model year engine transmission car combination when it went down the assembly line for example CTY 1970 396 Camaro 375 hp 1101 TH400. The entire engine Code contains the assembly plant month and day along with the engine.
BBC Engine Suffix Codes. Click on the header to sort. Code Year CID HP Model Comment.