420931670 Power Valve O-Ring for Sea-Doo XP DI 951 2003-2004

Power Valve O-Ring for Sea-Doo

This power valve O-ring for Sea-Doo seals the power valve assembly on 951 DI engines, referenced under OEM part number 420931670.

Overview

This power valve O-ring for Sea-Doo is a direct sealing component for the exhaust power valve system on 951 DI equipped watercraft. The O-ring for Sea-Doo helps maintain a tight seal that supports proper valve operation across the RPM range. It is intended for riders performing routine top-end maintenance or rebuilds.

Built For Performance

• Seals the power valve housing against exhaust leakage
• OEM cross-reference 420931670 for straightforward part matching
• Designed to withstand high exhaust temperatures
• Resists oil, fuel, and moisture exposure
• Compact size simplifies installation during valve service

Fits These Machines

• for Sea-Doo XP DI 951, 2003-2004

On-The-Job Use

• Top-end rebuilds on 951 DI engines
• Power valve cleaning and resealing
• Seasonal maintenance on personal watercraft
• Restoring proper exhaust valve sealing

Specs At A Glance

Good To Know

Q: Should this O-ring be replaced when servicing the power valve? A: Yes, replacing the O-ring during power valve service helps restore a proper seal and prevents exhaust leaks. Inspect the old ring for flattening or cracking before installation.

Q: How many O-rings are needed per engine? A: This listing covers one power valve O-ring, so confirm the quantity required for your specific engine configuration before ordering.

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