[455Grandville]

Originally Posted by johnta1

Almost 383 CID



You know, the bore of the 301 is larger than the 350, which required notches when the 2.11 valve heads were used.

Yours probably wouldn't need notches and you could use a RA IV head.
(or a RA V)

Did they ever have a HD 301 block I thought a few were produced or somethin - I read about a T/A that Herb Adams had in 77 or 78 and it was a 301 race engine or some such thing -