Description Athena Racing crankshaft for Minarelli scootersThe Athena Racing crankshaft with 43mm stroke is a racing crankshaft for scooters with Minarelli engine (horizontal/vertical, AC and LC). The Athena crankshaft offers superior performance and durability, ideal for optimizing tuned engines.Athena long stroke crankshaftThe Athena Racing crankshaft is manufactured using high-quality materials and advanced technologies. It has a special small end bearing and is considerably lighter than standard parts. The machined full circle design results in reduced volume in the crankcase, which leads to higher efficiency and better engine response. It is the ideal choice for tuned engines that need to deliver high performance under demanding conditions.Technical features Athena Race crankshaftStroke: 43 mmPiston pin: 12 mmConnecting rod length: 85 mmJournals: 20mmCompatible with : Minarelli horizontal AC, Minarelli horizontal LC, Minarelli vertical ACNote: The installation of this crankshaft with 43mm stroke requires modifications to the crankcase to ensure correct fit.For racing use only: This product is not approved for road use. Questions about the product

• Brand: Athena
• SKU: AT-S410485320004
• 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