Crankshaft, connecting rod assembly long race 43 and 44mm & / or long rod for Vertical MINARELLI (booster, bw's ...)

Here you will find the crankshaft long-stroke scooter engine MINARELLI VERTICAL. Remember, the long-stroke crankshaft increase the engine displacement. They are not approved, they offer a clear increase in power and torque! They can be mounted on cylinders specially designed for a long run, but also on kits 70cc or 80cc standard, with a wedge, joined base of increased thickness ...