420254882 Intake Exhaust Valve Guide for Sea-Doo GTI 130 1503 2008-2016

Valve Guide for Sea-Doo

This intake or exhaust valve guide (part 420254882) keeps valve stems aligned inside the cylinder head of your watercraft engine.

Overview

This valve guide for Sea-Doo is a precision-machined part that presses into the cylinder head and holds each valve stem on a straight path. It manages oil at the stem and helps the valve seat squarely, supporting steady compression and combustion. It suits riders and mechanics servicing the 1503 engine in GTI 130 models from 2008 through 2016.

Built For Performance

• Guides the valve stem to keep lift and seating consistent
• Controls oil migration at the valve stem to limit deposit buildup
• Machined bore for a true fit in the cylinder head
• Heat-tolerant material suited to constant marine engine temperatures
• Sold as an individual intake or exhaust position guide
• Replaces OEM reference 420254882

Fits These Machines

• for Sea-Doo GTI 130 1503, 2008-2016

On-The-Job Use

• Cylinder head rebuilds on the 1503 engine
• Valve seal and valve job service
• Top-end refreshes on high-hour personal watercraft
• Routine seasonal maintenance

Specs At A Glance

Good To Know

Q: Does this guide fit both the intake and exhaust side? A: Yes, part 420254882 is listed as an intake or exhaust valve guide, so confirm the position you need before ordering. A: Checking your engine serial number against the parts diagram is the safest way to verify.

Q: Is machine work required for installation? A: Valve guides are typically pressed in and reamed to final clearance, so a machine shop is usually needed. A: Have the valve seats checked at the same time for best results.

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