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Engine casting number decoding site
Engine casting number decoding site









A nickname for the Chevrolet straight-6 engine. The terminology and the slang usage of Stovebolt refers to three different things: A bolt (fastener) with a slotted head, used in the assembly of wood-burning stoves constructed from sheet metal. For example, if the numbers read 0107, then the engine was cast on January 7. The first two numbers are the month, and the last two are the day.

engine casting number decoding site

This refers to the date that the engine was cast. if the motor mounts are straight across from each other it's a 250 if the pass side one is foward a bit, it's 292. Read the next four digits in the code, which will be all numbers. if the covers are 6" it's a 292 if the are 4" it's a 250. Filling the gap between the slant-6 and the early Hemi and later the B was the job of the 318 A engine. Just look at the lifter gallery covers or fuel pump/ motor mount location on pass side. Thereof, how do I identify a Chevy 292 engine? These seven digits are located on the right side between the fuel pump and starter except for 1954 where it is located forward of the fuel pump. A different set of numbers relate to the 261 block. Cross-reference the engine ID number with a Chevrolet engine ID listing.Īlso, how do I identify a Chevy 261? Casting numbers, not stamped numbers, on the 261 head are very visible beside the rocker arm cover.The prefix is five-digits long and begins with a letter. On small-block V8s, it is located on the passenger-side front of the engine block, right below the cylinder head.

engine casting number decoding site

Moreover, how do I know what GM motor I have? The number is seven to eight characters long and includes both numbers and letters. The location of this number will vary depending on the engine size.

  • Locate the engine ID number located on the engine block.










  • Engine casting number decoding site