420254882 Intake or Exhaust Valve Guide for Sea-Doo Challenger Wake 155 1503 200

Intake or Exhaust Valve Guide for Sea-Doo Challenger Wake 155 1503

This intake or exhaust valve guide (OEM cross-reference 420254882) keeps valve stems aligned in the 1503 engine of the 2007 Sea-Doo Challenger Wake 155.

Overview

This valve guide is a replacement engine component for the 1503 engine used in the Sea-Doo Challenger Wake 155. It holds each valve stem on its correct axis so the valve seats fully and the combustion seal stays tight. Built for riders and mechanics servicing their own machine, this intake or exhaust valve guide restores the accurate valve alignment the 1503 engine needs.

Built For Performance

• Aligns valve stems to keep valves seating squarely in the head
• Helps maintain a consistent combustion seal in the 1503 engine
• Direct cross-reference to OEM part number 420254882
• Suits both intake and exhaust valve positions
• Sized for the Sea-Doo 1503 four-stroke engine platform

Fits These Machines

• for Sea-Doo Challenger Wake 155, 2007

On-The-Job Use

• Cylinder head rebuilds and valve jobs on the 1503 engine
• Replacing worn guides that cause valve stem play or oil consumption
• Top-end refresh during routine engine service
• Shop repair work on the 2007 Challenger Wake 155

Specs At A Glance

Good To Know

Q: How can I tell the valve guides need replacing? A: Common signs include valve stem play, blue exhaust smoke, and compression that reads below specification on the 1503 engine. Measuring guide clearance against the service limit confirms it.

Q: Does this fit both the intake and exhaust sides? A: Yes, it is listed to serve either the intake or exhaust valve position on the 1503 engine. Verify the position and model year in your parts diagram 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.