420931670 Power Valve O-Ring for Sea-Doo LRV 951 2000-2001

Power Valve O-Ring for Sea-Doo

This power valve O-ring, referenced under 420931670, is a replacement sealing component that keeps the exhaust power valve assembly on Sea-Doo 951 LRV engines closing tightly.

Overview

The power valve O-ring for Sea-Doo is a small but critical seal used in the exhaust power valve system of the 951 LRV. This power valve O-ring for Sea-Doo helps maintain a proper seal at the valve housing so exhaust pressure stays controlled during operation. It suits riders performing routine top-end maintenance or rebuilding a power valve assembly on 2000 to 2001 Sea-Doo LRV models.

Built For Performance

• Direct replacement part number 420931670 for the original power valve seal
• Designed to seal the power valve housing against exhaust pressure loss
• Resists heat and oil exposure typical of two-stroke exhaust environments
• Compact ring shape allows straightforward installation during valve service
• Suits rebuild and reseal work on the 951 LRV power valve assembly

Fits These Machines

• for Sea-Doo LRV 951
• for Sea-Doo LRV 2000
• for Sea-Doo LRV 2001

On-The-Job Use

• Power valve cleaning and reseal during top-end maintenance
• Exhaust valve service on 951 LRV engines
• Rebuilding a power valve assembly after carbon buildup
• Seasonal tune-ups on older personal watercraft

Specs At A Glance

Good To Know

Q: Is this an original Sea-Doo part? A: This is a replacement power valve O-ring, not a factory original, and it is referenced under 420931670. Confirm your engine and valve assembly before ordering.

Q: How many O-rings do I need? A: Many power valve assemblies use one seal per valve, so check your service manual for the exact count. Order the quantity your specific engine setup requires.

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