Wsm Top-End Rebuild Kit - 78.50 Mm - Original Series - Sea-Doo 010-816-12 Sea Doo -- Speedster 650 -- (1994, 1995); Sea Doo -- Explorer 650 -- (1995, 1994, 1996); Sea Doo -- XP 650 -- (1995, 1994); Sea Doo -- XPi 650 -- (1994); Sea Doo -- Sportster 650 -- (1995); Sea Doo -- SPX 650 -- (1995); Sea Doo -- GTX 650 -- (1995)