52mm Replacement Piston Kit
$34.99
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Piston Kit for the 50cc QMB139 4-stroke 52mm Racing Big Bore Cylinder Set. Piston Outer Diameter: 52mmTotal Piston Height: 34.8mmCompression Height: 17.3mmWrist Pin Diameter: 13mmWrist Pin Length: 36mmIncludes piston, pin, rings and circlips.
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