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    Universal Parts QMB139 50mm Big Bore Cylinder Kit (151-258)

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    Product Code: 151-258
    Availability: Usually ships the same business day
    Regular Price $93.00
    Season Special $68.99
    Sale 26%

    Universal Scooter Parts 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: 50mm
    • Overall Height: 70mm
    • Cylinder Sleeve Outer Diameter: 52.6mm
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    Universal Parts QMB139 50mm Big Bore Cylinder Kit (151-258)

    Universal Parts QMB139 50mm Big Bore Cylinder Kit (151-258)

    Regular Price $93.00
    Season Special $68.99
    Sale 26%
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    Universal Parts QMB139 50mm Big Bore Cylinder Kit (151-258)

    Universal Parts QMB139 50mm Big Bore Cylinder Kit (151-258)


     

    Universal Scooter Parts 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: 50mm
    • Overall Height: 70mm
    • Cylinder Sleeve Outer Diameter: 52.6mm
     
    Universal Parts QMB139 50mm Big Bore Cylinder Kit (151-258)
    Universal Parts QMB139 50mm Big Bore Cylinder Kit (151-258)
    Universal Parts QMB139 50mm Big Bore Cylinder Kit (151-258)

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