420430624 Cam Chain Plug Gasket for Sea-Doo Sport 18-300 1630 2026

Cam Chain Plug Gasket for Sea-Doo

The cam chain plug gasket for Sea-Doo seals the cam chain access plug on the 1630 engine, preventing oil seepage and keeping the timing area clean; it cross-references OEM part 420430624.

Overview

This cam chain plug gasket for Sea-Doo is a direct-fit sealing component for the 1630 engine used across the Sport 18-300 lineup. The cam chain plug gasket for Sea-Doo keeps engine oil contained at the cam chain access point, protecting the timing components from contamination. It is intended for riders and technicians performing routine maintenance or rebuild work on 2026 models.

Built For Performance

• Precision-cut to match the OEM 420430624 sealing profile
• Constructed from oil-resistant material for long service life
• Withstands the heat cycles of the 1630 engine
• Provides a tight seal at the cam chain access plug
• Simple drop-in replacement with no modification required

Fits These Machines

• for Sea-Doo Sport 18-300 1630, 2026

On-The-Job Use

• Cam chain plug resealing during engine maintenance
• Timing chain service on the 1630 powerplant
• Oil leak repair at the cam chain access point
• Top-end rebuilds and gasket refresh jobs

Specs At A Glance

Good To Know

Q: Is this an original Sea-Doo part? A: This is an aftermarket cam chain plug gasket for Sea-Doo applications, cross-referenced to OEM part 420430624. It is not an original brand product.

Q: Will this fit my 1630 engine? A: It is designed for the Sea-Doo Sport 18-300 1630 from 2026. Confirm your model year and serial number 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.