420811591 Oil Pump Cover for Sea-Doo Cruise 21-170 1630 2022-2025

Oil Pump Cover for Sea-Doo

This oil pump cover for Sea-Doo fits the 1630 engine used on Cruise 21-170 models and matches OEM reference 420811591, sealing and protecting the oil pump assembly.

Overview

This oil pump cover for Sea-Doo is a direct-fit replacement that seals the oil pump drive on the 1630 engine. It keeps oil contained under pressure while shielding the pump internals from debris, making it a practical service part for owners and mechanics working on the Cruise 21-170. The oil pump cover for Sea-Doo installs in place of the factory unit and matches OEM reference 420811591.

Built For Performance

• Precision machined to match the 1630 engine oil pump mounting pattern
• Rugged construction built to hold up under continuous marine use
• Seals the oil pump cavity against leaks under pressure
• Withstands heat and moisture typical of watercraft engine bays
• Direct bolt-on fit with no modification required
• Matched to OEM reference 420811591 for easy cross-checking

Fits These Machines

• for Sea-Doo Cruise 21-170 1630, 2022-2025

On-The-Job Use

• Routine oil pump service on 1630-equipped Sea-Doo watercraft
• Resealing a leaking or weeping oil pump housing
• Engine rebuilds and top-end refresh projects
• Seasonal maintenance before putting the craft back on the water

Specs At A Glance

Good To Know

Q: Is this an original Sea-Doo part? A: No, this is an aftermarket oil pump cover for Sea-Doo that matches OEM reference 420811591. It is a replacement part and not an original brand product.

Q: Will it fit my 1630-equipped watercraft? A: It is designed for the Cruise 21-170 1630 from 2022 to 2025. Confirm your engine size 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.