Psychic Exhaust Valve Kit for Yamaha YZ250F fits 2001-2013 & for GAS GAS EC250F

Exhaust Valve Kit for Yamaha & GAS GAS

This exhaust valve kit is a replacement power valve assembly for Yamaha YZ250F (2001-2013) and GAS GAS EC250F models, designed to control exhaust port timing for optimized engine performance across the RPM range.

Overview

This exhaust valve kit replaces the OEM power valve system on Yamaha YZ250F and GAS GAS EC250F dirt bikes, helping to boost low-end torque while maintaining top-end power. It includes the valve body, spring, and actuator components necessary for proper valve operation. The kit is built to restore or enhance the exhaust valve function for improved throttle response.

Built For Performance

• Precision-machined valve components for smooth operation
• Includes necessary springs and retaining clips for secure assembly
• Durable construction withstands high heat and vibration of off-road use
• Direct replacement for worn or damaged exhaust valves
• Helps maintain consistent exhaust port timing for optimal power delivery

Fits These Machines

• for Yamaha YZ250F (2001-2013)
• for GAS GAS EC250F

On-The-Job Use

• Motocross and off-road racing on YZ250F and EC250F
• Enduro and trail riding requiring smooth power delivery
• Engine rebuilds where exhaust valve components need replacement
• Performance tuning to fine-tune exhaust timing

Good To Know

Q: Will this exhaust valve kit fit my 2005 Yamaha YZ250F? A: Yes, the kit is designed for 2001-2013 YZ250F models, so a 2005 is compatible.

Q: Is this a complete kit or just the valve? A: This kit includes the valve, spring, and mounting hardware for a complete replacement of the exhaust power valve assembly.

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