420254882 Intake or Exhaust Valve Guide for Sea-Doo GTX P STD 155 1503 2018

Valve Guide for Sea-Doo

This intake or exhaust valve guide, part number 420254882, keeps the valve stem aligned inside the cylinder head of your watercraft engine so the valve seats and seals correctly.

Overview

This valve guide for Sea-Doo is a precision-fit engine component that supports the intake or exhaust valve during operation. The valve guide for Sea-Doo holds the valve stem true against the seat, which helps maintain compression and combustion efficiency. It suits riders and mechanics rebuilding or servicing a 1503 engine.

Built For Performance

• Direct cross-reference to part number 420254882
• Maintains accurate valve stem alignment inside the cylinder head
• Supports reliable valve seating for consistent compression
• Withstands the heat and load of marine engine operation
• Sold as a single guide for intake or exhaust valve service

Fits These Machines

• for Sea-Doo GTX P STD 155 1503, 2018

On-The-Job Use

• Cylinder head rebuilds and top-end service
• Valve replacement and reseating work
• Routine engine maintenance on personal watercraft

Specs At A Glance

Good To Know

Q: Does this guide fit both intake and exhaust valves? A: Yes, this guide is listed for intake or exhaust valve use on the 1503 engine. Confirm your specific application against your engine before ordering.

Q: Can I install this without machining? A: Valve guides typically require proper installation and sizing to the valve stem for correct clearance. Have a qualified technician perform the work if you are unsure.

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