how many zl1 motors were made

**William** · #1 08-01-2022, 05:06 PM

Quote:

Originally Posted by Kurt S

GM will not provide copies of prints. If they can find it, you may look at it and take notes.....

Chevrolet by the numbers books are full of copies.

**Kurt S** · #2 08-01-2022, 05:07 PM

Quote:

Originally Posted by William

Chevrolet by the numbers books are full of copies.

Yup, that was then, this is now.

JoeC · #3 08-01-2022, 06:15 PM

Chevrolet gave the rights to Yenko to purchase ZL-1 blocks from the Winters Foundry in Canton Ohio. (with some restrictions).

The part number listed is 3952318

The letter is dated June 7 , 1974

signed by F. A. Duco , Director, Manufacturing Sales

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