Power Valve Rebuild Kit for Yamaha GP-R 800 2004-2005

Power Valve Rebuild Kit for Yamaha

This Power Valve Rebuild Kit for Yamaha services the power valve assembly on 2004-2005 GP-R 800 watercraft, replacing worn internals so the valves cycle correctly.

Overview

This Power Valve Rebuild Kit for Yamaha supplies the internal parts to refresh the power valves on 2004-2005 GP-R 800 machines. It helps the valves open and close on schedule for the exhaust timing your engine needs. The kit is intended for riders and technicians doing a power valve service.

Built For Performance

• Includes the components needed to rebuild the power valve assembly
• Restores correct valve cycling for consistent exhaust timing
• Made for the GP-R 800 power valve system
• Direct replacement fit for the original valve internals
• Helps recover lost top end power

Fits These Machines

• for Yamaha GP-R 800, 2004
• for Yamaha GP-R 800, 2005

On-The-Job Use

• Power valve service on GP-R 800 watercraft
• Top end rebuilds and seasonal maintenance
• Restoring performance after valve sticking or carbon build up

Specs At A Glance

Good To Know

Q: What tells me the power valves need rebuilding? A: Common signs are sluggish acceleration and valves that stick or fail to fully cycle. Check the internals when servicing the top end.

Q: Does this kit replace the whole power valve assembly? A: It provides the rebuild components for the valve internals. Reuse or replace the housing and hardware based on condition.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.