Quote:
Originally Posted by elemetal
In the US they are required to ride in USFS land (BLM) and in just about every OHV area; fire protection. Only go without at a private MX track; those bikes are set up to hit the power different so a slightly shorter silencer can give slightly more top end/over rev. Try to get the sparky to work, it's the best thing to do. Maybe call the supplier and find out why it doesn't fit?
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Actually a shorter silencer gives more bottom end power. That's why factory 125s always ran short silencers in supercross and a long silencer in outdoor MX.