Valve gear breather

€13,85
Tax included. Shipping calculated at checkout.
SKU: 238900 | 25350-37
Valve gear breather

Parts fit all 1937 and later 45CI, 74CI & 80CI Sidevalve engines, unless otherwise specified.
*for best results we recommend to flow intake ports and use oversize intake valves, high compression heads and M51 style or Mikuni carburetor.