How can you tell engine size by block number?
How can you tell engine size by block number? Get on the automobile creeper and position yourself under the engine and transmission area. Locate the engine casting number that is stamped on the block. Make a note of the number on a piece of paper. Go to the Kendrick-Auto website to cross-reference the casting number to find the size of the engine. Where do you find the number 428 on Pontiac engine blocks? As you look there you may find a pretty simple clue that will end your engine identifying search. On 1968–69 428 blocks you will find “428” stamped...