420236501 Timing Chain Tensioner Guide for Sea-Doo GTX LTD S/C 1503 2003-2004

Timing Chain Tensioner Guide for Sea-Doo

This timing chain tensioner guide is a direct replacement component designed to keep the timing chain properly tensioned in Sea-Doo 1503 engine applications, cross-referencing OEM part number 420236501.

Overview

This timing chain tensioner guide is engineered to maintain proper timing chain alignment and tension on Sea-Doo 1503 equipped watercraft. The tensioner guide works to reduce chain slap and wear, helping preserve valvetrain timing accuracy over the life of the engine. It is intended for owners and technicians performing timing chain service on compatible Sea-Doo models.

Built For Performance

• Direct replacement for OEM part number 420236501
• Constructed to withstand continuous high-rpm marine engine operation
• Helps maintain correct timing chain tension and alignment
• Reduces chain noise and premature wear on related timing components
• Designed for the Sea-Doo 1503 four-stroke engine platform

Fits These Machines

• for Sea-Doo GTX LTD S/C 1503, 2003-2004
• for Sea-Doo GTX LTD IS 255 1503, 2009

On-The-Job Use

• Timing chain service and rebuilds on Sea-Doo 1503 engines
• Routine maintenance to prevent chain slap and timing drift
• Restoring valvetrain timing after top-end teardown
• Workshop repairs on GTX LTD and GTX LTD IS models

Specs At A Glance

Good To Know

Q: Is this an original Sea-Doo part? A: This is an aftermarket timing chain tensioner guide that cross-references OEM part number 420236501, and it is not manufactured by Sea-Doo.

Q: How do I know it fits my watercraft? A: Confirm your engine is the 1503 platform and verify your existing part number or serial number before ordering, since fitment can vary between model years.

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