Universal Parts QMB139 64mm Valve Rebuild Kit

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SKU: 151-239

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Current Stock: 22

Universal Parts 64mm Valve Assembly for 50cc 4-stroke QMB139. Includes intake and exhaust valves, inner and outer springs, valve washers, valve seals, valve keepers, and valve retainers.
  • Valve Length (intake & exhaust): 64mm
  • Shaft Diameter (intake & exhaust): 5mm
  • Intake Valve Diameter: 18.4mm
  • Exhaust Valve Diameter: 16mm
QMB139 50cc/49cc

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