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400 ex

  1. Maintenance / Important Information
    Hi everyone, I’m new to the 400ec forums, and I have a few questions. I bought a 2003 400ex about 2 months ago. Never had one but I’m a big Honda guy and have ridden a few. The guy didn’t know too much about it, all he knew was it got bored to a 440. It ran great up until a week or so. I was...
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