Crankshaft Assembly for Sea-Doo Sportster LT 720 2002

Crankshaft Assembly for Sea-Doo

This crankshaft assembly is a replacement engine component for the Sea-Doo Sportster LT 720, transferring piston force into rotational power for the driveline.

Overview

This crankshaft assembly is built to replace a worn or damaged crank in the Sea-Doo Sportster LT 720. It converts the up and down motion of the pistons into the rotating power your jet pump needs. A solid choice for rebuilders and owners keeping a 2002 Sportster LT 720 running.

Built For Performance

• Assembled crank with connecting rods for the 720 engine platform
• Machined journals for consistent bearing fit
• Balanced design to reduce vibration at speed
• Built to handle the rpm range of the Sportster LT 720
• Direct replacement for the factory crankshaft assembly

Fits These Machines

• for Sea-Doo Sportster LT 720
• for Sea-Doo 720 engine applications, 2002

On-The-Job Use

• Engine rebuilds after crank or rod failure
• Restoring a 2002 Sportster LT 720 to running condition
• Bottom end service during a top end overhaul
• Replacing a scored or seized crankshaft

Specs At A Glance

Good To Know

Q: Does this crankshaft come assembled with rods? A: This listing is for a complete crankshaft assembly, so the rods are included as part of the unit. Verify your engine code and serial number before ordering.

Q: Can I install this without splitting the cases? A: No, crankshaft replacement requires splitting the crankcase and checking bearings, seals, and tolerances during reassembly.

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