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. Installation available in house. We do not accept credit cards of any type. Check out our website at crossroadsspeedequip.com or call show contact info