Years ago Hot Rod magazine flow tested and ranked Chevy iron heads. I recall that the 461 head flowed the best with the 993 being a close second. I put 993s on a pickup I threw together and it really ran good. I cannot find the issue this was in but I will keep looking.


Remember 9-11-01--God Bless the USA
JUSTICE, not REVENGE, will prevail

1951 Chevy 1/2-ton Pickup truck