GY6 Performance & Stock Cylinders

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Velocita Cylinder Kit
Big Bore 180cc (63mm)
$125.00
This cast aluminum high compression cylinder kit comes complete with cylinder, gaskets, piston, rings, clips and pin. Add the ultimate power to your GY6 with this performance kit. We suggest that installation is performed by an experienced technician. Upgrading to the 63mm kit will give you more power through the low, to mid range and top end performance. We recommend installing the performance high lift camshaft with this kit.
The case will have to be bored out to accept this kit.

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NCY Cylinder Kit 
Big Bore 80cc (50mm)
$95.00
This cast aluminum high compression cylinder kit comes complete with cylinder, gaskets, piston, rings, clips and pin. Add the ultimate power to your GY6 with this performance kit. We suggest that installation is performed by an experienced technician.

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GY6 Cylinder
150cc (57.4mm)
$35.00
Very nice quality cast aluminum cylinder for 
stock GY6 150cc engine.

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GY6 Cylinder
50cc
$32.00
Stock cylinder for GY6 50cc engine.