Description Airsal racing crankshaft Xtrem for Minarelli scootersTo exploit the full displacement of the Airsal Racing Xtrem cylinders, the matching crankshaft with 45mm stroke is required: Airsal Racing Xtrem crankshaft, 85mm connecting rod, 45mm stroke, Minarelli horizontal.Design Airsal racing crankshaft for MinarelliThe connecting rod is 85mm long, the stroke is 45mm, for 12mm piston pin, specially developed for the Airsal 88cc Xtrem racing cylinder. It is a full circle racing crankshaft with polished connecting rod. Includes reinforced 12mm small end bearing.Attention: The crankshaft can only be used with cylinders designed for 45mm stroke!Please note: the stub on the CVT side is slightly thicker (16mm), please bear this in mind when fitting. A washer (D = 16mm) and a variator for a 16mm crankshaft stub must be used. In addition, the engine block must be machined a little to make room for this crankshaft. Instructions are enclosed.overview Airsal Racing crankshaftFor horizontal Minarelli45mm stroke85mm connecting rod12mm piston pin16mm stub (Vario side) Questions about the product

• Brand: Airsal
• SKU: C31073350
• Availability: In stock

Notes and Safety How to change a crankshaft?The crankshaft is one of the main components of the engine and is responsible for the smooth operation of motorcycle, scooter and moped, whether with two-stroke or four-stroke engine. The longevity of the engine depends not only on the proper condition of the crankshaft, but also on the fact that it is properly mounted.For a correct installation of the crankshaft, we recommend our tutorial: Crankshaft disassembly and assembly.How can I tell if my crankshaft is Damaged?A broken crankshaft causes metallic noises, unusual vibrations, leaking oil seals and drastically reduces the performance of the two-wheeler. In any case, the vehicle must be stopped