Wiseco 93 96 Sea Doo 650 (663M07900 3110LK) Piston Kit Ansprechpartner. Classic Forged 2 stroke pistons are perfect for those looking to rebuild their 2 stroke engine with reliable, high quality components. These pistons cover a wide range of Powersports rebuilds, including vintage motocross models, classic street bikes, and snowmobiles. The forged material improves tensile strength over cast pistons, ensuring refreshed performance on the track or the trail. This Part Fits: Year Make Model Submodel 1996 Sea Doo Explorer Base 1994 1995 Sea Doo GTX Base 1994 1995 Sea Doo SPX Base 1993 1994 Sea Doo XP Base