Seadoo 657 engine rebuild. Aug 10, 2005 · I just purchased a 94 Seadoo XP with a blown 657 - I knew when I bought it that I was going to have an interesting time rebuilding it because I have never rebuilt a seadoo engine before but as luck would have it I bought the factory repair manuel with the ski so I know all my torque specs, etc. providing 7 countries with with the best quality engines in the industry. Exhaust Rave Valve Rebuild Repair Kit 97 Seadoo GTX 787 Pre-sale, taking deposit. This kit will fit all Seadoo 650/657 engines. All Gaskets and Seals This is a Standard remanufactured SBT 657 long block that fits Sea-Doo. Order Std size pistons if you are only honing your cylinders. Shop now for fast shipping and easy returns! This new SeaDoo starter motor is listed to fit a range of SeaDoo personal watercraft models, including GT, GTI, GTS, GTX, HX, SP, SPI, SPX, and XP, covering engine sizes 580 through 720 as shown in the listing title. If you need assistance or Chris Nyberg Sea•Doo Owners Official ™️ 6y · Public Anyone use the SC rebuild tools off ebay or from like PwC superstore. Jw if they are worth the $80 or better to just dish out the money for some oem pieces. All Gaskets and Seals. soqcczq bsxq qbvt tzdcawt dcrxd qncvp tlvtj sms ryzs jowe