420811851 Oil Pump Cover Plate for Sea-Doo GTI P SE 155 1503 2018

Oil Pump Cover Plate for Sea-Doo

This oil pump cover plate replaces OEM part 420811851 for Sea-Doo personal watercraft, sealing and protecting the oil pump assembly so lubrication flows correctly.

Overview

This oil pump cover plate is a direct-fit replacement for Sea-Doo 1503 engine applications, designed to keep the oil pump sealed and the lubrication system running as intended. It serves riders and mechanics servicing 2018 GTI P SE 155 models who need a dependable cover plate. The oil pump cover plate matches OEM reference 420811851 for straightforward replacement.

Built For Performance

• Direct replacement for OEM part number 420811851
• Seals the oil pump housing to prevent leaks
• Constructed for marine-grade corrosion resistance
• Precision fit for Sea-Doo 1503 engine architecture
• Maintains correct oil pressure within the pump assembly

Fits These Machines

• for Sea-Doo GTI P SE 155 1503 (2018)

On-The-Job Use

• Routine oil pump service and rebuilds
• Replacing a worn or leaking cover plate
• Engine maintenance on 2018 GTI P SE 155 models
• Shop repairs and seasonal PWC servicing

Specs At A Glance

Good To Know

Q: Does this cover plate replace the original part directly? A: It is built to match OEM reference 420811851 for the Sea-Doo 1503 engine, so it fits the oil pump housing without modification.

Q: Should I replace the gasket or seals at the same time? A: Yes, while the cover plate is apart it is wise to renew the oil pump seals and gasket to prevent future leaks.

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