Stage 3 RZR Head

Stage 3 Ported Head 

REQUIRES CORE CYLINDER HEAD

-CNC Ported Runners                                                                                                                                                                                                                                                                                      - Bronze valve guides honed to precise tolerances

- Performance Newen 5-Angle/Radius Valve seat profiles 

- Surfaced to single digit Ra's 

- Assembled and blueprinted  

Hardware Included:

- BC Intake and Exhaust (inconel) Valves 

- BC Beehive Spring kit with chromoly retainers

- New Valve Seals 

- New Valve Locks