420850500 Oil Filter Cover O-Ring for Sea-Doo Sportster 155 1503 2005-2006

Oil Filter Cover O-Ring for Sea-Doo Sportster 155 1503

This oil filter cover O-ring seals the filter housing on the Sea-Doo Sportster 155 1503, replacing OEM part number 420850500 to stop leaks at the cover.

Overview

This oil filter cover O-ring is a direct-seal replacement for the filter housing on the Sea-Doo Sportster 155 1503. The oil filter cover O-ring keeps oil contained at the cover mating surface during every ride. It suits riders performing routine maintenance or rebuilding a leaking filter housing.

Built For Performance

• Cross-references OEM part number 420850500
• Seals the oil filter cover mating surface against leaks
• Made from oil-resistant rubber compound
• Flexible enough to seat evenly in the cover groove
• Sized for the 1503 engine filter housing

Fits These Machines

• for Sea-Doo Sportster 155 1503 (2005-2006)

On-The-Job Use

• Routine oil filter cover service
• Fixing oil seepage at the filter housing
• Filter housing rebuilds
• Pre-season maintenance checks

Specs At A Glance

Good To Know

Q: Does this O-ring replace OEM 420850500? A: Yes, it cross-references that OEM number and is intended for the oil filter cover on the listed Sea-Doo models.

Q: Should the O-ring be lubricated before installation? A: A light coat of clean engine oil helps it seat fully in the cover groove without pinching.

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