420898044 Timing Cam Chain for Sea-Doo GTX P STD 155 1503 2018

Timing/Cam Chain for Sea-Doo

This timing/cam chain is a direct-fit replacement component for Sea-Doo personal watercraft, built to keep camshaft and crankshaft rotation synchronized for smooth, reliable engine operation.

Overview

This timing/cam chain is designed for Sea-Doo watercraft powered by the 1503 engine platform. It replaces the worn factory chain to restore proper valve timing and dependable engine performance. A solid choice for riders performing routine top-end service or a full engine refresh.

Built For Performance

• Precision-formed links for accurate timing of camshaft to crankshaft rotation
• Heat-treated steel construction for resistance to stretch under sustained load
• Designed to match OEM dimensions for drop-in replacement
• Roller-style chain design for smooth engagement with sprockets
• Built to withstand the high-RPM demands of marine engine operation

Fits These Machines

• for Sea-Doo GTX P STD 155 1503 (2018)
• for Sea-Doo GTX P STD 230 1503 (2018)

On-The-Job Use

• Routine engine rebuilds on 1503-powered Sea-Doo watercraft
• Timing chain replacement during top-end service
• Restoring valve timing after chain stretch or wear
• Preventive maintenance on high-hour personal watercraft engines

Specs At A Glance

Good To Know

Q: Is this an original Sea-Doo part? A: This is an aftermarket replacement timing/cam chain engineered to fit Sea-Doo 1503 engines, not an original brand item.

Q: Does this chain come with sprockets or tensioners? A: This listing covers the timing/cam chain only; inspect sprockets, guides, and tensioners during installation and replace them if worn.

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