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Small Block Chevy 327 Identification


The Chevy small block 327-cubic-inch V-8 engine can be identified by its engine code stamping numbers. Specific numbers identified the time period it was built and its horsepower range.


The 327 Chevy engine is stamped on a machined pad on the front passenger side cylinder head usually behind the alternator.

The Code

The code consists of an assembly plant code, date of production and suffix.

Decoding the 327 Code

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.