Port cast iron gt-40 heads or buy some aftermarket ones
#4
Senior Member
RACING JUNKIE
Join Date: May 2006
Posts: 2,044
Assuming both are bare castings and they are aluminum, I'd go with the merlin/roush heads.
Dont scimp on valves, springs, retainers buy the good stuff and have the heads done by a reputiable builder. It's a wise investment.
Goodluck, Cp
Dont scimp on valves, springs, retainers buy the good stuff and have the heads done by a reputiable builder. It's a wise investment.
Goodluck, Cp