Custom Builds and Performance Parts
  • Hoca 52mm QMB139 Performance Head

    There is only 1 item left in stock.

    img-qind.JPGHoca 50cc QMB139 4-stroke 52mm, performance cylinder head.

    Please note: replaces Cylinder Heads with 64mm Valves (Short Valve Style).

    • Intake Valve Diameter: 21.5mm
    • Intake Port Diameter: 24mm
    • Exhaust Valve Diameter: 18.9mm
    • Exhaust Port Diameter: 22mm
    • Valve Length: 62.3mm (compatible with 64mm Short Valve Style Heads)¬†
    • Does Not¬†Include Camshaft, Please See Related Items