Yamaha YZ250/YZ250X Power Valve Spring

Replacement YZ 250 power valve spring, fits from 1999 model onwards, allows a smoother power delivery for improved low to mid throttle response. Reduces the hard hit of the STD power delivery. Suited to motocross and Enduro applications. Used by race teams, club racers and trail riders worldwide.

• Provides smoother power delivery
• Enhances low to mid-throttle response
• Reduces harsh hits
• Ideal for motocross and enduro use
• Trusted by race teams, club racers, and trail riders worldwide

by Cisco’s Race Tuning