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Hi all After 18000 km on my (2016) Kalkhoff with Impulse EVO RS motor, and sometimes failing pawls, I disassembled the engine and replaced the spring which presses the pawls into engagement with a more powerful one. (This I believe is the main problem on the Impulse motor) Since then, there have...

Hi there Just wanted to chime in here and tell about my experience with my Kalkhoff Integrale i8, with the Impulse EVO RS motor. I bought the bike in june 2016. After around 300 km/200 miles i fitted the Badassbox speed hack on the bike. I have had some issues with the krank pawls missing a beat...