Mecruiser HP500 Gen 6 fresh with brand new block engine had 180 hours and had rust in cylinder walls from moisture, replaced block with new GM block, had rotating assembly balanced with new rings, bearings, pump, lifters, timing set, heads done by Vortecpro engines (Mark Jones) out of CO. Springs. Still has the HP500 Crane 169611 camshaft, crane gold race roller rockers. Engine comes intake to pan. No carb, dizzy, water pump or starter. Engine has been broke in on a test stand with 3 hours of run time. Engine located in Kansas city Kansas local pickup preferred.