420917515 Connecting Rod Kit for Sea-Doo GTX STD 155 1503 2017-2018

Connecting Rod Kit for Sea-Doo GTX STD 155 1503

This connecting rod kit is a direct replacement for the 1503 engine used in the Sea-Doo GTX STD 155, offered under OEM cross-reference 420917515 for straightforward fitment.

Overview

The connecting rod kit for Sea-Doo GTX STD 155 1503 provides the link between piston and crankshaft for the 1503 four-stroke engine. Each connecting rod kit is built to OEM dimensions so the engine can be reassembled with correct bearing clearances. This connecting rod kit suits riders and mechanics rebuilding a 2017 to 2018 GTX STD 155.

Built For Performance

• Direct cross-reference to OEM part number 420917515
• Constructed from forged steel for high-torque marine use
• Machined to factory bore and stroke tolerances
• Balanced for smooth operation across the RPM range
• Sold as a kit to simplify a full rod replacement job

Fits These Machines

• for Sea-Doo GTX STD 155 1503, 2017
• for Sea-Doo GTX STD 155 1503, 2018

On-The-Job Use

• Top-end and bottom-end engine rebuilds
• Crankshaft service on the 1503 powerplant
• Restoring a high-hour GTX STD 155
• Shop repairs requiring a matched rod kit

Specs At A Glance

Good To Know

Q: Is this an original Sea-Doo part? A: No, this is an aftermarket connecting rod kit that cross-references OEM 420917515. Always confirm your engine serial number before ordering.

Q: How many rods are included? A: Kit contents follow the listing configuration for the 1503 engine. Verify the quantity needed for your rebuild before purchase.

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