420854410 Power Valve for Sea-Doo XP 951 2000-2002

Power Valve for Sea-Doo

This power valve is a replacement exhaust component for Sea-Doo XP LTD 951 watercraft, carrying OEM cross-reference 420854410 for easy matching to the correct application.

Overview

This power valve is a replacement exhaust component for the Sea-Doo XP LTD 951 personal watercraft. It regulates exhaust port timing to support strong low-end and mid-range power delivery, a function the engine relies on for crisp throttle response. It suits riders servicing or rebuilding top-end exhaust components on their Sea-Doo XP LTD 951.

Built For Performance

• Cross-references OEM part number 420854410 for easy verification
• Designed for the exhaust power valve system on Sea-Doo 951 engines
• Regulates exhaust port timing for consistent power delivery
• Direct-fit replacement for worn or sticking factory valves
• Constructed to withstand high exhaust gas temperatures

Fits These Machines

• for Sea-Doo XP LTD 951, 1998
• for Sea-Doo XP LTD 951, 1999

On-The-Job Use

• Top-end rebuilds on Sea-Doo 951 engines
• Replacing sticking or worn power valves during exhaust service
• Routine maintenance to maintain proper exhaust timing
• Restoring power delivery after valve-related running issues

Specs At A Glance

Good To Know

Q: Is this an original Sea-Doo part? A: No, this is an aftermarket replacement power valve that cross-references Sea-Doo part number 420854410. It is designed to fit the listed Sea-Doo XP LTD 951 models.

Q: What are signs the power valve needs replacing? A: Symptoms often include sluggish acceleration, rough running at certain RPM ranges, or carbon buildup causing the valve to stick. Inspecting the valve during top-end service helps confirm its condition.

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