Airsal 50mm Cylinder Kit for QMB139 50cc parts
shown for reference only: $123.37
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Airsal 50mm Big Bore Cylinder Kit for QMB139 50cc Engines.
Kit includes cylinder, piston, rings, piston pin, cir clips, and gaskets. Aluminum
cylinder construction for better heat dissipation.
When used in conjunction with a stock crankshaft the total displacement comes out
to 81.3cc! Your stock head can be reused. High compression piston included! .5mm
taller than most standard 50mm big bore kits.
*You may need to modify your engine case to accommodate the larger cylinder.
Not compatible with Sym Symply
2.
Airsal 50mm Big Bore Cylinder Kit for QMB139 50cc Engines. Kit includes cylinder, piston, rings, piston pin, cir clips, and gaskets. Aluminum cylinder construction for better heat dissipation.
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Airsal 50mm Big Bore Cylinder Kit for QMB139 50cc Engines. Kit includes cylinder, piston, rings, piston pin, cir clips, and gaskets. Aluminum cylinder construction for better heat dissipation.
new
15-lbs
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Red/Black/Blue
PFS-158-3
Airsal
Item No: PFS-151-258
shown for reference only: $91.25
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.
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Item No: PFS-169-54
shown for reference only: $142.95
Hoca 50cc QMB139 4-stroke 50mm, Racing Big Bore Cylinder Set. Kit includes cylinder, piston, rings, piston pin, cir clips, head gasket, and base gasket.
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shown for reference only: $97.00
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Item No: IBE-50-0008
Archived Listing: $149.00
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CARBURETOR, for Icebear 50cc Scooter
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