420236501 Timing Chain Tensioner Guide for Sea-Doo GTXS STD 155 1503 2017

Timing Chain Tensioner Guide for Sea-Doo GTXS STD 155 1503

This timing chain tensioner guide is a replacement component for the 1503 engine that keeps the timing chain aligned and tensioned, referencing OEM part number 420236501.

Overview

This timing chain tensioner guide is built for the 1503 engine used in Sea-Doo watercraft, helping keep the timing chain tracking correctly as it cycles. The tensioner guide reduces chain slap and supports consistent cam timing, making it a practical replacement for worn or broken guides. It suits owners performing timing chain service on their 1503-powered craft.

Built For Performance

• Direct replacement for OEM part number 420236501
• Keeps the timing chain aligned through the tensioner assembly
• Reduces chain noise and vibration during engine operation
• Constructed to withstand continuous marine engine heat and load
• Designed to fit the 1503 engine platform

Fits These Machines

• for Sea-Doo GTXS STD 155
• for Sea-Doo 1503 engine applications

On-The-Job Use

• Timing chain service on 1503 marine engines
• Rebuilds where the original guide is worn or cracked
• Routine maintenance on Sea-Doo watercraft

Specs At A Glance

Good To Know

Q: Is this an original Sea-Doo part? A: No, this is a replacement timing chain tensioner guide made to work with the 1503 engine and cross-references OEM part number 420236501.

Q: Do I need to replace other timing components at the same time? A: It is often recommended to inspect the timing chain and related guides during the same service to confirm the whole assembly is in good condition.

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