420854556 Power Valve Housing for Sea-Doo XP DI 951 2003-2004

Power Valve Housing for Sea-Doo

This power valve housing, part number 420854556, is the housing that holds and guides the power valve assembly on Sea-Doo 951 DI engines, helping maintain correct exhaust timing and reliable power delivery.

Overview

This power valve housing for Sea-Doo is a replacement component for the exhaust power valve system on 951 DI engines. The power valve housing for Sea-Doo keeps the valve seated and moving correctly so exhaust timing stays consistent across the rev range. It suits riders and mechanics servicing Sea-Doo XP DI 951 models who need a dependable housing replacement.

Built For Performance

• Direct replacement housing for the power valve assembly on Sea-Doo 951 DI engines
• Manufactured from durable materials suited to high-temperature exhaust environments
• Machined to hold the power valve in correct alignment for consistent exhaust timing
• Seals and supports the valve assembly to help maintain reliable engine performance
• Drop-in fit for the original mounting points on compatible Sea-Doo 951 DI applications

Fits These Machines

• for Sea-Doo XP DI 951, 2003-2004

On-The-Job Use

• Replacing a worn or damaged power valve housing on Sea-Doo 951 DI engines
• Top-end and exhaust service on Sea-Doo XP DI 951 watercraft
• Maintenance work to restore proper power valve operation and exhaust timing

Specs At A Glance

Good To Know

Q: Is this an original Sea-Doo part? A: This is a replacement power valve housing for Sea-Doo applications and is not an original brand product. Cross-reference the part number 420854556 against your machine before ordering.

Q: Do I need to replace the power valve itself too? A: Inspect the power valve, gaskets, and related hardware during disassembly and replace any worn parts at the same time. Confirm your model and serial number to ensure this housing matches your engine.

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