SSP-G 50mm QMB139 Performance Cylinder Kit — current source view 1 [P056-49049209504024]

SSP-G 50mm QMB139 Performance Cylinder Kit

$121.00
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SSP-G 50mm QMB139 Performance Cylinder Kit — current source view 1 [P056-49049209504024]
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  • SSP-G 50mm QMB139 Performance Cylinder Kit — current source view 1 [P056-49049209504024]
  • SSP-G 50mm QMB139 Performance Cylinder Kit
  • SSP-G 50mm QMB139 Performance Cylinder Kit
SSP-G 50mm QMB139 Performance Cylinder Kit

SSP-G 50mm QMB139 Performance Cylinder Kit

$121.00
Part number 169-54

Check dimensions and compatibility before ordering.
Same-day dispatch on in-stock orders

Order before 2 PM Central, Monday–Friday. Holidays excluded.

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SSP-G 50cc QMB139 4-stroke 50mm, Racing Big Bore Cylinder Set. Kit includes cylinder, piston, rings, piston pin, cir clips, head gasket, and base gasket.

Performance items are not returnable.

The supplier recommends that you use the QMB139 performance cylinder head (see Related Items) with this set as some stock cylinder heads will not fit. Use with an un-modified stock head can cause serious engine damage.

*You may need to modify your engine case to accommodate the larger cylinder.

The supplier recommends that you use the QMB139 performance cylinder head (see Related Items) with this set as some stock cylinder heads will not fit.
  • Upgrades to 80cc
  • Cylinder Bore: 50mm
  • Cylinder Sleeve Outer Diameter: 54.9mm
  • Wrist Pin Diameter: 13mm
  • Total Piston Height: 34.8mm
  • Compression Height (from center of wrist pin hole to top edge of piston): 18.3mm
Baja SC50-P, Jalon X8 Retro 50cc, Lifan, Panterra Fusion 50cc, Qingqi QM50QT-4G, Qingqi QM50QT-6V, SUNL, Schwinn, Strada, Various unlisted makes/models

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