BMW S1000RR, XR, R, M1 "Big Valve" Race Cylinder Head (2010-2018)
Part Number: M1-201019-XLV-01
BMW S1000 RR, XR, R "Big Valve" Race Cylinder Head by Motorrad-One (" M1") will accept +1mm Intake & +1mm Exhaust Valves, Seats, & Machining. Includes Big Valve specific CNC Cylinder Head Porting for +10% additional air flow over our CNC standard valve size Race Head. For 2010-2018/2019 model years.
Fully 5-Axis CNC Ported for larger 1mm valves on the intake and exhaust side, revised intake runners and exhaust ports, and bowl areas directly above the valves are re-worked for higher flow characteristics.
- Cylinder Head is fully ported and polished and delivered bare (we can build the cylinder head complete at additional charge).
- Completely revised intake and exhaust for larger valves (not included). If you want a complete Race Head, please CLICK HERE.