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QMB139 Crankshaft, Type-1

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QMB139 Crankshaft, Type-1

Crankshaft Assembly, Type-1 for 50cc 4-stroke QMB139 engines. Has 16 tooth oil pump drive gear.

  • Stroke: 41.4mm
  • OverallĀ 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): 16

Crankshaft Assembly, Type-1 for 50cc 4-stroke QMB139 engines. Has 16 tooth oil pump drive gear.

  • Stroke: 41.4mm
  • OverallĀ 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): 16
$20.65

Original: $58.99

-65%
QMB139 Crankshaft, Type-1ā€”

$58.99

$20.65

Description

Crankshaft Assembly, Type-1 for 50cc 4-stroke QMB139 engines. Has 16 tooth oil pump drive gear.

  • Stroke: 41.4mm
  • OverallĀ 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): 16
QMB139 Crankshaft, Type-1 | GoKarts USAĀ®