Products PWC- Sea DooOil Seal Back Oil Seal 290-830-638 Item number: 290-830-638 ID 40. OD 72. H 10 Fit on: 1995-1999 Seadoo 800 Jet Ski You May Also Be Interested In Oil Seal 501480 Oil Seal 290-930-580 Piston Ring R09-826-02 Full Gasket Kit 09-711204