420254882 Intake or Exhaust Valve Guide for Sea-Doo Wake STD 155 1503 2017-2019

Intake or Exhaust Valve Guide for Sea-Doo

This intake or exhaust valve guide, part number 420254882, is a replacement engine component that keeps valve stems aligned in the cylinder head for smooth, consistent valve motion.

Overview

This valve guide is a replacement intake or exhaust valve guide for Sea-Doo personal watercraft powered by the 1503 engine. It guides the valve stem to keep it centered as the valve opens and closes, which helps maintain proper sealing and reduce wear. It suits riders and mechanics servicing or rebuilding the top end of a 1503 engine.

Built For Performance

• Guides valve stems to maintain correct alignment in the cylinder head
• Reduces side-to-side movement that causes valve and seat wear
• Helps preserve stable compression and engine sealing
• Direct replacement for OEM part number 420254882
• Suited to both intake and exhaust valve positions

Fits These Machines

• for Sea-Doo Wake STD 155 1503 (2017-2019)
• for Sea-Doo models running the 1503 engine

On-The-Job Use

• Cylinder head rebuilds and top-end servicing
• Valve replacement jobs on 1503 engines
• Routine maintenance to restore valve guide tolerances
• Shop repairs on Sea-Doo personal watercraft

Specs At A Glance

Good To Know

Q: Does this valve guide fit both intake and exhaust positions? A: Yes, this guide, part number 420254882, is used for either intake or exhaust valve positions on the 1503 engine. Confirm your model and serial number before ordering.

Q: How many valve guides does one order include? A: This listing covers a single valve guide unless otherwise noted. Order the quantity your rebuild requires, since a full head service typically needs several.

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