Sea-Doo Jet Pump Assembly | GS | GSI | GSX | GTI | GTS | GTX | HX | SP | SPI | SPX | XP | XPI | CHALLENGER | EXPLORER | SPEEDSTER | SPORTSTER | 139.5mm Pump Housing This assembly is a bolt in replacement for your damaged pump housing. Included are the Pump Housing, the jet pump rebuild kit (all the bearings and seals) and an impeller shaft. This housing is NOT equipped with top water tube See "Product Description" for complete application list with years and models.