420854360 Power Valve Housing for Sea-Doo Challenger 800 1996-1997

Power Valve Housing for Sea-Doo

This power valve housing is a replacement component that mounts the power valve assembly on Sea-Doo 800 engines, cross-referencing OEM part number 420854360.

Overview

This power valve housing serves as the mounting and sealing component for the power valve system on Sea-Doo 800 engines. The power valve housing keeps the valve assembly properly positioned so the engine can transition smoothly between low and high RPM ranges. It is a practical replacement for riders maintaining a Sea-Doo Challenger 800 from the 1996 to 1997 model years.

Built For Performance

• Direct replacement for OEM part number 420854360
• Houses the power valve assembly for correct valve alignment
• Constructed to withstand the heat and vibration of marine two-stroke engines
• Seals against exhaust gas leakage at the valve mounting point
• Designed for the Sea-Doo 800 engine platform

Fits These Machines

• for Sea-Doo Challenger 800, 1996-1997
• for Sea-Doo 800 engine equipped models using power valve part 420854360

On-The-Job Use

• Replacing a cracked or warped power valve housing during top-end service
• Restoring proper power valve operation on a rebuilt 800 engine
• Routine maintenance on Sea-Doo Challenger 800 watercraft
• Keeping the power valve system sealed during normal riding conditions

Specs At A Glance

Good To Know

Q: Does this housing come with the power valve itself? A: No, this listing covers the housing only, so reuse or replace the valve components separately as needed. Q: How do I know if my housing needs replacing? A: Cracks, warping, or exhaust leaks around the valve mounting area are common signs the housing should be swapped out.

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