The high nickel content in the castings seems to be a myth.
I have found with a little research that the 302", 327" and 350" are the same block.
It's just the crankshaft stroke that varies.
 
Castnumber 3970010

ENGINEBORE AND STROKENOTES
3024.000" x 3.00"Gen.I, 5.7" rod
3274.000" x 3.25"Gen.I, 5.7" rod
3504.000" x 3.48"Gen.I, 5.7" rod
3504.000" x 3.48"'96-'01, Gen. I, Vortec, 5.7" rod

Tillbaka