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Ships within 48 hours · Estimated delivery Sep 16 - Sep 21
See the compatibility table below to ensure this product fits your ride
Number of Teeth (large gear): 52
Bolt Hole Spacing: 79mm
Customizer's Tip: Since this frame leaves the area under your seat more visible
Designed specifically for the GY6 139QMB engine platform
Cylinder Head; 139QMB 4-Ply See the compatibility table belowThis cylinder head replaces the stock equipment on bikes running 139QMB engines. Don't forget a new gasket (part number 1100 1331) and the valve assembly (part number 1100 1328)! Original Parts For Scooters SKU 151 213 Specifications: Bore: 39mm Exhaust Bolt Hole Spacing: 49. 75mm Intake Bolt Hole Spacing: 44. 75mm Compatibility: 139QMB based 50cc 80cc engines with the following engine codes: 139QMA 139QMB 1P39QMB 1P39QMA 2 YN139QMB JJ1P39QMB 139FMA 2
US$ 105.00
US$ 108.00
US$ 75.00