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47mm QMB139 Cylinder Kit

$59.99

47mm QMB139 Cylinder Kit

107 in stock

UPC / ASIN 600599303386 / B00MXJ5MA4 SKU: 151-255 Category: Tag:

50cc QMB139 4-stroke 47mm, Performance Cylinder Kit. Upgrades to 72cc! Kit includes cylinder, piston, rings, piston pin, cir clips, head gasket, and base gasket.Please see our Warranty & Returns Policy.*You may need to modify your engine case to accommodate the larger cylinder. Upgrades to 72cc Cylinder Bore: 47mm Cylinder Sleeve Outer Diameter: 52.7mm Wrist Pin Diameter: 13mm Total Piston Height: 34.4mm Compression Height (from center of wrist pin hole to top edge of piston): 17.25mm

Weight 40 oz
Dimensions 4 × 4 × 6 in

  • Upgrades to 72cc
  • Cylinder Bore: 47mm
  • Cylinder Sleeve Outer Diameter: 52.7mm
  • Wrist Pin Diameter: 13mm
  • Total Piston Height: 34.4mm
  • Compression Height (from center of wrist pin hole to top edge of piston): 17.25mm