420850500 Oil Filter Cover O-Ring for Sea-Doo RXT X 300 1630 2016-2023

Oil Filter Cover O-Ring for Sea-Doo

This oil filter cover O-ring for Sea-Doo seals the oil filter cover on the 1630 engine, helping prevent oil leaks and maintaining proper oil pressure; it matches OEM part number 420850500.

Overview

This oil filter cover O-ring is a replacement sealing ring made for the oil filter housing cover on Sea-Doo personal watercraft. It creates a tight seal that keeps oil contained and shields the filter cover joint from leaks during operation. This oil filter cover O-ring suits riders performing routine maintenance on their 1630-equipped Sea-Doo machines.

Built For Performance

• Direct replacement for OEM part number 420850500
• Made for the oil filter cover joint on 1630 engines
• Resists oil, heat, and pressure under normal engine operation
• Flexible material allows a snug, leak-resistant fit
• Compact, lightweight part that installs at the filter cover
• Suited to routine oil service and filter changes

Fits These Machines

• for Sea-Doo RXT-X 300 1630 models from 2016 to 2023
• for Sea-Doo models equipped with the 1630 engine and this oil filter cover design

On-The-Job Use

• Replacing the seal during scheduled oil and filter changes
• Restoring a leak-free seal at the oil filter cover
• Routine engine maintenance on 1630-equipped watercraft
• Keeping the oil filter housing sealed during regular riding

Specs At A Glance

Good To Know

Q: Is this an original Sea-Doo part? A: No, this is a replacement oil filter cover O-ring made to match OEM part number 420850500. It is designed for the 1630 engine oil filter cover.

Q: When should this O-ring be replaced? A: It is commonly replaced during oil and filter service or whenever the cover seal shows wear, hardening, or leaks. Confirm the part number against your machine 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.