View Single Post
Old 04-18-2013, 11:48 AM   #32
Rufton
Registered User
 
Join Date: Apr 2013
Location: Knoxville TN
Posts: 1,170
Re: 1966 GMC 305 V6 Service

Quote:
Originally Posted by timmytimm3 View Post
Excellent write up so far! With that much meat between the cylinders I bet it could hold a lot of boost with the right head gasket setup and a forged bottom end. How large can they be bored out to?
Mine is 40 over.
Some versions came w/ advanced metallurgy crank.
All cranks are over designed and super heavy.
You could improve power a bit for kicks just check pockets first.
Rufton is offline   Reply With Quote