If you are looking to swap out the stock CDI box, the Big Gun Over Rev Box is an affordable alternative to highly-priced OEM replacement boxes. It increases the overall RPM limit over the stock box and advances the timing curve.
$43.50
Original: $144.99
-70%
Big Gun ALL Honda XR/CRF 50/70/80/100 Rev Box—
$144.99
$43.50
Product Information
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Description
If you are looking to swap out the stock CDI box, the Big Gun Over Rev Box is an affordable alternative to highly-priced OEM replacement boxes. It increases the overall RPM limit over the stock box and advances the timing curve.
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