420850500 Oil Filter Cover O-Ring for Sea-Doo Challenger SE 155 2007-2009

Oil Filter Cover O-Ring for Sea-Doo Challenger / SE

This oil filter cover O-ring seals the oil filter housing on Sea-Doo Challenger / SE watercraft, referencing OEM part number 420850500.

Overview

This oil filter cover O-ring fits the 1503 engine used in the Sea-Doo Challenger and Challenger SE, providing a reliable seal at the oil filter housing cover. A fresh O-ring prevents oil seepage and keeps the lubrication system sealed during operation. It is a direct replacement part for riders maintaining their 2007 to 2009 Sea-Doo Challenger or Challenger SE.

Built For Performance

• Seals the oil filter cover to prevent leaks
• Direct reference to OEM part number 420850500
• Constructed from oil-resistant rubber material
• Resists heat and pressure from the 1503 engine
• Simple replacement during routine oil service

Fits These Machines

• for Sea-Doo Challenger 1503
• for Sea-Doo Challenger SE 1503

On-The-Job Use

• Routine oil and filter changes
• Replacing a worn or leaking cover seal
• Engine maintenance on 1503-powered watercraft

Specs At A Glance

Good To Know

Q: How often should this O-ring be replaced? A: It is commonly replaced during oil filter service or whenever the cover is removed. Replacing it helps prevent leaks at the oil filter housing.

Q: Is this an OEM part? A: It is a replacement O-ring referenced to OEM part number 420850500. Confirm your model and year 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.