Description
Comparison points and tradeoffs
When comparing Top End Rebuild Piston Gasket for SeaDoo 787 800 XP SPX GSX GTX GTI CARB .50MM with other Pistons options, use this source-backed detail as the primary discriminator: Aftermarket cast pistons, High strength hardened aluminum, Anodized top surface for better strength and heat resistance, Nonabrasive graphite coating reduces heat and friction for break in and extends piston life. OE Quality aftermarket replacement, Exact item pictured.
Use this second fact to evaluate the tradeoff: Replaces SeaDoo#: 290887300 / 290888410 / 420888410. A third point to compare across alternatives is: Fits: SeaDoo XP 800 1995 / XP 1996-1997 / SPX 1997-1999 / GTX 1996-1997 / GSX 1996-1997 / Challenger 1996-1997 / Challenger 1800 1997-1999 / Speedster 800 1998-1999.
Alternative-selection boundary
Choose an alternative when its stated identifiers, application, package, or specifications better match the requirement; no unverified competitor claim is introduced here.
Complete source-backed product details
Product Description
Source product highlights
- Top End Rebuild Kit for Sea-Doo 787 / 800 Carbureted Models .50MM Over (82.50MM)
- Includes: 2 Pistons .50MM Over / 2 Ring Sets / 2 Circlip Sets / 2 Wrist-Pins / 2 Bearings / All Gaskets Needed to Rebuild
- Fits: SeaDoo XP 800 1995 / XP 1996-1997 / SPX 1997-1999 / GTX 1996-1997 / GSX 1996-1997 / Challenger 1996-1997 / Challenger 1800 1997-1999 / Speedster 800 1998-1999
- Replaces SeaDoo#: 290887300 / 290888410 / 420888410
- Aftermarket cast pistons, High strength hardened aluminum, Anodized top surface for better strength and heat resistance, Nonabrasive graphite coating reduces heat and friction for break in and extends piston life. OE Quality aftermarket replacement, Exact item pictured




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