Selling a pair of upgraded GT-40P cylinder heads. Heads have stock ports, screw-in studs, guideplates, upgraded valve springs, retainers and 1.94"/1.50" stainless steel valves installed. Included are a complete set of Comp Cam 1.6 roller tip rockers. Not warped and no visible cracks, but recommend these heads get a refresh/inspection at the machine shop before use! $500 Prefer local sale in Central Texas.