Selling a set of ported GN heads, porting done by percision porting. Set up for flat tappet cam. Isky springs 150# set pressure. Nothing wrong with heads parted out set-up. Supported 700+hp sent 3300lb olds cutlass to 10.20 at 130mph on 20lbs. Drop on and go
500$shipped. US states
pics avalible
500$shipped. US states
pics avalible