SSP-G 52mm QMB139 Performance Head

SSP-G 50cc QMB139 4-stroke 52mm, performance cylinder head.

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

• 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