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70cc Hoca 47mm Big Bore Head Kit for 50cc 2-stroke 40QMB, E40QMB, 1E40QMB and 1PE40QMB Minarelli engines. * Wrist Pin Length: 36.8mm * Wrist Pin Diameter: 10mm *Piston Diameter: 47mm * Displacement: 70cc
GY6 Throttle Sleeve fit most 7/8” handlebar.
Eye center to center : 10.2″ (260mm) Mounting hole diameter: 0.4″ (10mm)
GY6 100CC 50mm QMB139 Big Bore cylinder Engine kit with Cylinder, Cylinder head,piston kit, head gasket, base gaskets. QMB139 50mm Piston Kit Piston Outer Diameter: 50mm Cylinder Head Gasket 50mm Inside Diameter Cylinder Gasket GY6 50cc Bore: 50mm Cylinder for GY6 50cc engine Bore: 50mm Cylinder Head EGR Style Cylinder Head 50mm Bore Valve Length: 64mm Overall Height: …
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