420430624 Cam Chain Plug Gasket for Sea-Doo LTD 21-300 1630 2026

Cam Chain Plug Gasket for Sea-Doo LTD 21-300 1630

This cam chain plug gasket seals the cam chain plug opening on listed Sea-Doo LTD 21-300 1630 watercraft, cross-referencing OEM part number 420430624 to help prevent oil weep and keep the engine case sealed.

Overview

This cam chain plug gasket provides a tight seal at the cam chain plug on the Sea-Doo LTD 21-300 1630. It stops oil from weeping past the plug and keeps the engine case closed against moisture and grime. A sensible replacement for riders servicing their own watercraft or refreshing a leaking plug during routine maintenance.

Built For Performance

• Seals the cam chain plug opening to help stop oil weep
• Direct cross-reference to OEM part number 420430624 for easy matching
• Made for the 1630 engine family used in the listed Sea-Doo LTD models
• Withstands the heat and vibration of marine engine operation
• Compact, low-cost part to keep on hand for service intervals

Fits These Machines

• for Sea-Doo LTD 21-300 1630, 2026

On-The-Job Use

• Replacing a weeping or hardened cam chain plug gasket during service
• Engine case reassembly after cam chain or top-end work
• Routine maintenance on Sea-Doo LTD 21-300 1630 watercraft
• Keeping spare seals in the toolbox for on-water trips

Specs At A Glance

Good To Know

Q: Will this gasket fit my Sea-Doo LTD 21-300 1630? A: It is listed for the LTD 21-300 1630 and cross-references part 420430624, so compare your machine's part number first. Fit can vary by model year, so confirm before ordering.

Q: Should I replace this gasket during engine service? A: Yes, replacing the cam chain plug gasket any time the cam chain plug is disturbed helps prevent oil weep. A new seal is inexpensive insurance against a leak.

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