2Fast crankshafts are some of the best available on the market. Their resistance is not even a question, these crankshafts will be able to take almost anything. Solid up to a speed of 18000 rpm , see more. The crankshaft is specially developed for the 86cc and 94cc 2Fast cylinders, machining of the crankcases is necessary for installation.
Connecting rod: 90mm
Stroke : 44mm
Diameter of the masses: 76mm
Needle cage: 12x17x16mm (compatible with other cages with an outer diameter of 17mm )