420854410 Power Valve for Sea-Doo GTX 951 2000-2002

Power Valve for Sea-Doo

This power valve is a replacement exhaust valve component for Sea-Doo personal watercraft, designed to regulate exhaust port timing and cross-references OEM part number 420854410. It helps restore proper exhaust flow and engine performance on 951-powered models.

Overview

This Power Valve for Sea-Doo is a direct-fit exhaust valve that controls the exhaust port opening on 951 engines. It plays a key role in maintaining smooth power delivery and proper exhaust timing. Suited to riders replacing a worn or sticking power valve assembly on GTX 951 models from 2000-2002.

Built For Performance

• OEM cross-reference: 420854410
• Built to original specifications for proper fitment
• Designed to regulate exhaust port timing on 951 engines
• Suits both fresh and salt water use
• Sold as a single replacement unit

Fits These Machines

• for Sea-Doo GTX 951, 2000-2002

On-The-Job Use

• Restoring power valve function on GTX 951 models
• Replacing a seized or worn power valve
• Rebuilding the exhaust valve assembly during top-end service

Specs At A Glance

Good To Know

Q: What does the power valve do on a 951 engine? A: It controls the exhaust port height to adjust power delivery based on RPM, helping the engine produce strong low-end torque and top-end power.

Q: Does this power valve fit every 951 Sea-Doo? A: This valve is listed for the GTX 951 2000-2002; verify 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.