Uses a 2.2 inch (57 mm) large bore aluminum cylinder set for increased power.
Supports normal cylinder heads for increased power at a reasonable price.
Power up with the high camshaft ST-1.
We recommend using it with the Big Cab Kit.
In order to protect the engine that has been increased, it is recommended to use with reinforced parts.
Includes banjo parts for those who attach an oil cooler hose (inner diameter of 0.3 inches (8 mm) to the cylinder.
Compatible models: NSF100