RE: Can i change??
i got you.I got my gt40 heads. they have got the 3 angle valve job and have been fited with new valves and,harder springs,and harder push rods i only ready have
NC Mustangs~~ http://mustangforums.com/forum/groups/nc-mustangs.html
1988 Mustang!~351w built,410's,700cfm carb,highraise intake,Lts,stright pipes
2001 Mustang!~built 4.2 from delkperformance,Diablo tuner,j-mod,ported lower,
windstar upper,cai,built 8.8 373s locker,h-pipe,mac cat-back,prochager,Longtubes,NOS 75 shot
1976 Camaro LT!~~Built LT1,400 heads,650cfm carb,410 posi,high raise intake,LTs,
1991 Honda Civic!~POS
1996 Mustang!~Nothing yet working on motor build...