Description DOPPLER S1R crankshaft for Peugeot verticalCrankshaft Doppler S1R Peugeot Speedfight 2, TKR, Vivacity 2 (12mm piston pin) - high-quality full circle crankshaft with increased pre-compression from Doppler. The connecting rod is reinforced and has lubrication holes for the small end bearing (included).The DOPPLER S1R is a reliable and robust crankshaft with a reinforced design and high-quality materials. Top choice for anyone who wants to get the best possible performance from their scooter.We recommend using reinforced crankshaft bearings (order separately).Main features Crankshaft for Peugeot 50 scooter:Forged and heat-treated connecting rod: guarantees optimum strength at high revs.Forged and ground webs: with aluminum balance weight to improve balancing.INA needle cage: nickel-plated and chrome-plated, designed for high speeds.technical data crankshaft sr1 doppler:Stroke: OriginalConnecting rod: 80mmPiston pin: 12mmSmall end bearing: 12x15x15mmJournals: 20mm Questions about the product

• Brand: Doppler
• SKU: CGN468199
• 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