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Accumulator groove provides additional volume to trap unwanted gases below the top ring to keep pressure low and ring seal and performance high
Impeller pitch is determined by casting
Meets or Exceeds Requirements for API SM Riding Style Off-Road Meets or Exceeds Requirements for API SN Riding Style ATV Container Size 1 liter Packaging 10 per Case
Incredible horsepower gains when compared to stock
Boyesen Rad Valve Reed Cage Assembly - RAD-30C Yamaha YZ 85 2002-2025 Brand_Steadymate Accumulator groove provides additional volumeFeatures Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake ports Made of one piece aluminum castings and bolts in easily; no modifications necessary Provide quicker, sharper throttle response and more horsepower throughout rpm range Specially designed reed cage holds Boyesen's patented dual stage reeds Boyesen's hot RAD valve provides plenty of torque Specs Color Finish Silver Material Carbon
