Brand New 70cc 47mm Piston Cylinder Kit for Chinese ATV Dirt Bike GoKart 13mm pin

ATV Dirt bike Pit bike 70CC engine

Finned Block Height: 63mm Cylinder height: 88mm Piston kit

Total height:41.2mm

Compress height:17.4mm Doom deep:1mm Pin:13mm

The 70cc and 90cc motor use the same piston kit. But the 90cc cylinder is taller then the 70cc cylinder, giving it more compression.

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