built ls head fs
crower stage 3 502 lift cams crower springs and titanium retainers ferra valves new valve guides and valve seals skunk2 intake manifold ported more than 1300 in head asking 800 obo its great on nos
stage 6 put the head together for me the heads ported not polished i ran it for about 2 months ran a 12.9 on a 75 shot on shitty ass street tires but now im going lsvtec want to see if i can pull lower times




