WSM Complete Top End Kit for Yamaha GP and XL 800 Watercraft – 79.90 mm Bore

Complete Top End Kits Include: Pistons, Rings, Wrist Pins, Circlips, Top End Bearings, Head, Base, Common Intake and Exhaust Gaskets required for rebuilding the top end of the motor

Upgrade your Yamaha GP 800, XL 800, or XLT 800 with the WSM Part Number 010-828-10P Complete Top End Kit, designed to restore and enhance your engine's performance. This comprehensive kit includes pistons, rings, wrist pins, circlips, top end bearings, head, base, and all necessary intake and exhaust gaskets, providing everything needed for a thorough rebuild of your engine's top end. Built specifically for watercraft applications, this kit ensures compatibility and ease of installation, making it ideal for maintaining or restoring Yamaha's renowned performance. Each component is engineered to meet or exceed OEM specifications, delivering reliable and consistent results. The pistons feature a high-strength hardened aluminum construction, which prevents skirt and ring groove breakage, ensuring durability even under demanding conditions. The piston walls are treated with a nonabrasive coating that reduces heat and friction, resulting in increased horsepower and extended piston life. This treatment also contributes to improved engine efficiency and responsiveness. The bore size of 79.90 mm (approximately 3.15 inches) makes this kit suitable for a range of Yamaha watercraft models from 2000 to 2005, including the GP 800, XL 800, and XLT 800 series. Designed with precision to match OEM standards, these top-end components offer a perfect fit and optimal performance for your watercraft. Whether you're performing routine maintenance or restoring a damaged engine, the WSM Complete Top End Kit provides the quality and reliability required to keep your Yamaha watercraft running at peak performance. Proper installation of this kit can help prevent engine failure, improve power output, and extend the lifespan of your engine, ensuring many more hours of watercraft adventures.

Features:

• High-strength hardened aluminum pistons prevent skirt and ring groove breakage

• Nonabrasive coating on piston walls reduces heat and friction for increased horsepower and durability

• Engineered to meet or exceed OEM specifications for perfect fit and performance

Product Type: Piston kits & Components
Bore Size: 79.90 mm
Segment: Watercraft
Division: Engine
Class: Piston Kits & Components
Sub Class: Top End Kits

FITMENT:
1998 Yamaha GP 800 (GP800)
1999 Yamaha GP 800 (GP800)
2000 Yamaha GP 800 (GP800)
2000 Yamaha XL 800 (XA800)
2001 Yamaha GP 800 (GP800)
2001 Yamaha XL 800 (XA800)
2002 Yamaha GP 800 (GP800)
2002 Yamaha XLT 800 (XA800-A)
2003 Yamaha GP 800 (GP800)
2003 Yamaha XLT 800 (XA800-A)
2004 Yamaha GP 800 (GP800)
2004 Yamaha XLT 800 (XA800-A)
2005 Yamaha GP 800 (GP800)