– HRC style stuffer for improved intake mixture flow.
– Reed stopper lifter platesÿto increase intake area for increased peak performance and over-rev.
– Genuine Honda reed valveÿgasket
Please order one set per engine.
Included parts: 2 x Reed valves complete, reed valve gasket.
Graph compares MC21 before (red line) and after (blue line), Hi Flo reed valve stuffers and carbon reeds fitted.