Description
SSP-G 50cc QMB139 4-stroke 52mm, performance cylinder head. Please note: replaces Cylinder Heads with 64mm Valves (Short Valve Style). Please see our Warranty & Returns Policy.
Intake Valve Diameter: 23mm
Intake Port Diameter: 20.7mm
Exhaust Valve Diameter: 19.9mm
Exhaust Port Diameter: 18mm
Valve Length: 62.3mm (compatible with 64mm Short Valve Style Heads)
Does Not Include Camshaft, Please See Related Items
SUPPORTED MODELS: QMB139 50cc/49cc