1. Horacio

    Noises at 20 mph- help

    Ok so I have searched the topic, and couldn't find a solution, when riding my bike, it will run fine from 0-19 but as soon as it hits 20 the engine begins to make a noise, I am not sure if it is the engine, or the chain scraping against the clutch cover, (inside of the cover is grinded to ****...