Crankshaft Main Bearing for Sea-Doo RXP P XRS 300 1630 2018

Crankshaft Main Bearing for Sea-Doo

This crankshaft main bearing is a replacement engine component for Sea-Doo RXP, RXP-X, and RXP-X RS 300 models with the 1630 engine, supporting smooth rotation of the crankshaft inside the crankcase.

Overview

This crankshaft main bearing is built to support the crankshaft in Sea-Doo 1630 engines found in RXP, RXP-X, and RXP-X RS 300 machines. It helps maintain proper alignment and reduces friction between the crankshaft and crankcase during operation. A solid choice for rebuilds, refreshes, and routine engine service on these high-output watercraft.

Built For Performance

• Supports the crankshaft to keep rotation smooth under load
• Reduces friction between the crankshaft journal and crankcase
• Built to withstand the demands of 1630cc high-output marine engines
• Suited to rebuild and refresh work on Sea-Doo 300 series powerplants
• Direct-fit replacement for the crankshaft main bearing position

Fits These Machines

• for Sea-Doo RXP 300 1630 (2018)
• for Sea-Doo RXP-X 300 1630 (2018)
• for Sea-Doo RXP-X RS 300 1630 (2018)

On-The-Job Use

• Engine rebuilds and bottom-end refreshes
• Crankshaft service and replacement work
• Routine maintenance on 1630-powered Sea-Doo watercraft
• Performance engine builds requiring bearing replacement

Specs At A Glance

Good To Know

Q: How many bearings are needed for a full set? A: The quantity depends on your engine's bearing positions, so check your service manual or parts diagram to confirm how many this job requires. Order the number matching your rebuild or refresh needs.

Q: Does this fit any 1630 Sea-Doo engine? A: It is intended for Sea-Doo RXP, RXP-X, and RXP-X RS 300 models equipped with the 1630 engine, as referenced in the listing title. Confirm your model 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.