I'm building a 350 4 bolt main,40 over,10 over on the crank, flat top pistons,Lunati cam & lifters Dur- 262/268,Lift-.468/489 Air Gap intake,Holly carb,TH400 trans,Ford 9" with 350 gears.I have two sets of heads that are done and ready to install.Which set would give the best performance over all ?
Thanks in advance, Jerry
Thanks in advance, Jerry