420253255 Exhaust Power Valve Cap for Sea-Doo Challenger 1800 800 1997-1999

Exhaust Power Valve Cap for Sea-Doo

This exhaust power valve cap replaces OEM part number 420253255 for Sea-Doo Challenger 1800 800 models from 1997 to 1999, sealing the power valve assembly on the exhaust system.

Overview

This exhaust power valve cap is a replacement component designed for the Sea-Doo Challenger 1800 800 exhaust power valve system. It seals the power valve housing to keep exhaust gases contained and the valve operating correctly. This part is intended for owners performing maintenance or rebuilds on their Sea-Doo Challenger 1800 800 boat.

Built For Performance

• Direct replacement for OEM part number 420253255
• Seals the exhaust power valve assembly against gas and moisture intrusion
• Constructed to withstand the heat and vibration of marine exhaust systems
• Helps maintain proper power valve function for consistent engine output
• Compatible with the Sea-Doo Challenger 1800 800 exhaust configuration

Fits These Machines

• for Sea-Doo Challenger 1800 800 1997
• for Sea-Doo Challenger 1800 800 1998
• for Sea-Doo Challenger 1800 800 1999

On-The-Job Use

• Power valve servicing on Sea-Doo Challenger 1800 800 boats
• Exhaust system rebuilds and top-end maintenance
• Replacing worn or damaged power valve caps
• Routine engine tune-ups on jet boats

Specs At A Glance

Good To Know

Q: Is this cap a genuine Sea-Doo part? A: No, this is an aftermarket replacement made to work with Sea-Doo exhaust power valve assemblies. It is not an original manufacturer product.

Q: How do I confirm this cap fits my boat? A: Match the OEM part number 420253255 against your existing cap or service manual. Confirm your model and year 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.