I have a set of ported GN1 heads i am selling.I am building a STAGE II engine and need to upgrade to 14 bolt heads.I have been 9.60's with these heads.
I ve have a brand new set of the latest version GN-1 14 bolt heads( can be used on a 8 bolt block) with brand new Scorpion 1.65 roller rockers for $2000.-I paid-$2200.-Matt 347-680-8642.