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Quantity
1
Description
BBR Rev Box
Fits CRF150F ('03-'05) and CRF230F ('03-Present). Eliminates the 9800 rpm rev limiter and provides a hotter advance curve.
Eliminates the 9800 rpm rev-limiter of the OEM ignition
Direct replacement for the OEM CDI ign...
Reviews
5.0
2 ratings
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1
great part and fast delivery when ordering need in a timely manner
A
Alicia · March 7, 2026
Huge improvement.
The stock rev box must be seriously lacking ignition advance because this rev box changed the bike. If BBR makes a rev box for your bike you should buy it before anything else.