Description
SSP-G 50cc QMB139 4-stroke 50mm, 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: 21mm
Exhaust Valve Diameter: 20mm
Exhaust Port Diameter: 18.5mm
Valve Length: 62.3mm (compatible with 64mm Short Valve Style Heads) Does not come with camshaft, please see Related Items