QMB139 Crankshaft, Type-2

 
 
QMB139 Crankshaft, Type-2
Item-Code : 151-238
Regular Price : $70.00
Season Special: $49.99
Qty :



 





Product Description
Crankshaft Assembly, Type-2 for 50cc 4-stroke QMB139 engines. Has 22 tooth oil pump drive gear.
Specifications:
  • Stroke: 41.4mm
  • Overall Length: 247mm
  • Thread Size (tapered side): M10x1.25
  • Thread Size (spline side): M12x1.25
  • Bearing Outer Diameter (tapered side): 42mm
  • Bearing Outer Diameter (spline side): 47mm
  • Number of Splines: 26
  • Number of Teeth (oil pump drive gear): 22


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17x30x5 Oil seal (151-3)
M12x1.25 Nut - Smooth  (175-33)
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M12x1.25 Nut - Smooth (175-33)

 
 

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