The perfect upgrade if your going to re-power your boat and are looking for some serious power. This is an 87-95(will also fit 95-up with a head change) 5.7L 350 Chevy (Mercruiser) with Flat Top Hyperutectic Pistons, a .500 lift Comp Cams Xtream Marine roller cam, double roller chain, and a nice set of hi perf valve springs. Pricing depends on carb & intake options and whether or not you have a core to exchange.(Price listed is with exchange) For even more power ask about adding a set of aftermarket heads to this combination. We do not accept credit cards of any type. Check out our website at crossroadsspeedequip.com or call show contact info