Complete Crankshaft Assembly for Sea-Doo Utopia SE 310 1503 2008

Complete Crankshaft Assembly for Sea-Doo

This complete crankshaft assembly is a replacement engine component for Sea-Doo Utopia and SE 310 1503 watercraft, rebuilding the rotating core of the 1503 engine so pistons, rods, and bearings transfer power to the driveline again.

Overview

This complete crankshaft assembly fits Sea-Doo Utopia and SE 310 1503 models, providing the 1503 engine with its central rotating shaft for converting combustion force into drive power. Supplied as a full assembly, it replaces worn journals, rod bearings, and connecting rods in a single service. It suits owners and shops rebuilding a 2008 Sea-Doo Utopia or SE 310 1503 engine.

Built For Performance

• Complete rotating assembly with crank, rods, and bearings
• Balanced for smooth operation across the RPM range
• Machined to 1503 engine tolerances
• Hardened journals for extended service life
• Direct replacement for 2008 Utopia and SE 310 fitments

Fits These Machines

• for Sea-Doo Utopia 1503
• for Sea-Doo SE 310 1503
• for Sea-Doo Utopia and SE 310, 2008 model year

On-The-Job Use

• Engine rebuilds and bottom-end refreshes
• Replacing a seized or scored crankshaft
• Shop service on 1503-powered Sea-Doo watercraft
• Restoring compression and driveline reliability

Specs At A Glance

Good To Know

Q: Is this an original Sea-Doo part? A: No, this is an aftermarket complete crankshaft assembly made for Sea-Doo Utopia and SE 310 1503 applications. It is not an OEM product.

Q: Does the assembly include connecting rods? A: Yes, this listing is for a complete crankshaft assembly with rods and bearings fitted. Confirm your engine 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.