The new generation 'R4' supercharger impeller for the Yamaha SVHO Engine delivers incredible horsepower and torque throughout the RPM range. All new blade design produces increased boost pressure and air flow resulting in excellent acceleration and top speed. Precision machined from billet aluminum to exact tolerances and anodized to prevent corrosion. Installs quickly and easily into stock supercharger housing. Includes detailed installation instructions.
More acceleration & top speed
Constructed with 2618 U.S. Forged Aluminum
Precision machining does not require “old school” post production balancing
Anodized to prevent corrosion
Made in North America
Requires supporting mods and supporting ECU Reflash