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 100cc 2Fast cylinder. It is necessary to machine the joint planes to insert an intermediate wedge, for the passage of the masses and for the passage of the connecting rod.
Connecting rod: 95mm
Stroke : 47mm
Diameter of the masses: 79mm
Needle cage: 14x17x16.5mm (compatible with other cages with an outer diameter of 17mm )