Repair parts for the Takegawa R-Stage +D CRF50 and Monkey bore kits and performance heads. All parts are compatible with R-Stage EM head series.
- Takegawa made changes to the R-Stage +D heads from serial number RSD-02408 and up. MM-1184 rocker arm B is for the updated head. MM-3218 rocker arm A is for earlier heads with serial number RSD-02407 and lower.