bgm crankshafts for Vespa, Lambretta and Automatics
Here's a little update on scooter crankshafts in general. As a rule, the shafts and other engine components are designed for very low power. The width of the crankshaft and thus the diameter of the crank webs are correspondingly different. The crankcase surrounding the shaft is the limiting factor that dictates the possible dimensions of a crankshaft. With that […]
