420236501 Timing Chain Tensioner Guide for Sea-Doo Challenger Wake 310 1503 2008

Timing Chain Tensioner Guide for Sea-Doo

This timing chain tensioner guide is a replacement component that keeps the timing chain taut and properly aligned on the Rotax 1503 engine, and it carries OEM cross-reference 420236501 for easy verification.

Overview

This timing chain tensioner guide is designed to maintain correct chain tension on the Rotax 1503 engine used in personal watercraft and jet boats. The guide helps prevent chain slap and keeps timing stable under load. It is a practical replacement for riders and mechanics servicing a Sea-Doo equipped with this engine.

Built For Performance

• Direct replacement for OEM part number 420236501
• Maintains proper timing chain tension
• Reduces chain vibration and slap
• Constructed for durability in marine engine environments
• Designed to fit the Rotax 1503 engine platform

Fits These Machines

• for Sea-Doo Challenger Wake 310 with 1503 engine, 2008

On-The-Job Use

• Timing chain service on Rotax 1503 engines
• Engine rebuilds and top-end refresh projects
• Routine maintenance on Sea-Doo jet boats
• Replacement of a worn or noisy tensioner guide

Specs At A Glance

Good To Know

Q: What does a timing chain tensioner guide do? A: It keeps the timing chain at the correct tension and alignment, preventing slack that can cause noise or timing issues. Replacing a worn guide helps protect the engine's timing components.

Q: Is this an original Sea-Doo part? A: No, this is a replacement timing chain tensioner guide made to fit Sea-Doo applications and cross-references OEM part 420236501. Always confirm compatibility against your machine's serial number before ordering.

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