Description:

This 39mm 49cc cylinder head is designed for GY6 QMB motors, providing a complete replacement solution for most 49cc Chinese scooters to restore engine performance.

• Bore Size: 39mm
• Engine Displacement: 49cc
• Motor Compatibility: GY6 QMB
• Valve Length: 64mm
• Included Components: Valves, Springs, and EGR
• Head Height: 60mm
• Fit Type: Vehicle Specific
• Common Applications: E Ton 50cc Sport ESport Vin TCA and Tomos Nitro 50
• Cross Reference: Replaces 1220A BE2 A001, 12200 FYBQ 000, and 634594
• Part Number: 633984
• Dimensions: 8 inches length by 8 inches width by 8 inches height