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Universal Parts QMB139 50mm Big Bore Cylinder Kit

$69.99 $64.74

Universal Parts QMB139 50mm Big Bore Cylinder Kit

8 in stock

UPC 718046968252 SKU: 151-258 Category:

Universal Parts 50mm Big Bore Cylinder Kit for 50cc 4-stroke QMB139 engines. Upgrades to 81.3cc based on a stock stroke of 41.4mm! Includes cylinder, piston, pin, circlips, rings, head gasket and base gasket. *You may need to modify your engine case to accommodate the larger cylinder. Upgrades to 81.3cc!Bore: 50mmOverall Height: 70mmCylinder Sleeve Outer Diameter: 54.4mm

Weight 33.6 oz
Dimensions 4 × 4 × 6 in
  • Upgrades to 81.3cc!
  • Bore: 50mm
  • Overall Height: 70mm
  • Cylinder Sleeve Outer Diameter: 54.4mm

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