SBT Cylinder Exchange Top End Kit for Sea-Doo 657 XP /SPX /XP 1993-1994

The Cylinder Exchange Program gives you a complete top-end for your engine, ready to bolt on. If your sleeve(s) is damaged or your current bore is beyond the max service limit - don't worry, we resleeve at no-charge. It also includes cylinders, all new SBT pistons, rings, wrist pins, wrist-pin bearings, c-clips, base gaskets, head/head cover gaskets/o-rings, intake and exhaust gaskets. Must use OE wrist pin bearings (420832320) if using an OE crankshaft. Rebuildable core cylinders required for exchange.