Crankshaft Assembly for Sea-Doo Explorer 720 Fits 1997 2002

Crankshaft Assembly for Sea-Doo Explorer 720

This crankshaft assembly is a complete replacement crankshaft for Sea-Doo Explorer 720 watercraft, converting piston motion into rotational power for the driveline.

Overview

This crankshaft assembly is a direct-fit replacement for the Sea-Doo Explorer 720 engine. It transfers the up and down motion of the pistons into the rotational force that drives the impeller. Riders and mechanics rebuilding a Sea-Doo Explorer 720 will find this crankshaft assembly a practical service component.

Built For Performance

• Balanced rotating assembly for smooth operation
• Hardened journals for durability under load
• Designed for two-stroke marine engines
• Complete assembly ready for installation
• Built to factory dimensions for proper fitment

Fits These Machines

• for Sea-Doo Explorer 720 (1997)
• for Sea-Doo Explorer 720 (2002)

On-The-Job Use

• Engine rebuilds
• Bottom end service
• Watercraft restoration projects
• Crankshaft replacement

Specs At A Glance

Good To Know

Q: Does a crankshaft assembly require professional installation? A: Replacing a crankshaft involves splitting the crankcase and setting bearing clearances, so it is best handled by an experienced mechanic. Proper torque and alignment are essential for reliable operation.

Q: Should related components be replaced at the same time? A: It is common practice to replace main bearings, seals, and gaskets during a crankshaft service. Doing so helps prevent premature failure of the new assembly.

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