Category Pwc/Sea Doo Back Oil Seal 290-830-638 Personal Watercraft Parts & Accessories Viewer:832 Item No: 290-830-638 Size: ID 40. OD 72. H 10 Fits: 1995-1999 Seadoo 800 Jet Ski You May Also Be Interested In Piston Ring R290-887-300 Valve Cover Gasket 420950820 Complete Gasket Kit HS-711171 Exhaust Gasket 420430486