Universal Parts QMB139 50mm Big Bore Cylinder Kit
$87.46
Universal Parts QMB139 50mm Big Bore Cylinder Kit
In stock
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
Additional information
| Weight | 2.2 lbs |
|---|---|
| Dimensions | 6.5 × 5.5 × 4.5 in |
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