Big Gun ALL Honda XR/CRF 50/70/80/100 Rev Box
Why this price?
$106.00 is MSRP, the lowest price Big Gun lets us list it at. Additionally, Pro members get $14.84 back on this part.
$106.00 − $14.84 = $91.16
Not sure it fits? Read our tips.
Fitment tips
Fitment can come down to more than year, make and model. Sometimes the sub-model decides, so start with the fitment table below.
- Drive type. If your car is all-wheel drive, make sure the part is for all-wheel drive, not rear-wheel drive.
- Engine size. For engine parts, make sure the engine size on the product matches your engine.
- Transmission. Manual and automatic cars often take different parts.
- Body style. Sedan or hatch, two-door or four-door, cab and bed length on trucks.
Manufacturer data can sometimes have imperfections. Still not sure? We are happy to help.
Send us a message and we will confirm the fit.
Couldn't load pickup availability
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.
- Easy direct plug in replacement to stock CDI box
- Increases overall RPM limit
- 6 Month Limited Warranty
- Advanced timing curve
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2004-2009,2011-2013 | Honda | CRF100F | Base |
| 2003-2009,2012-2016 | Honda | CRF150F | Base |
| 2007-2016 | Honda | CRF150R | Base |
| 2003-2009,2012-2017 | Honda | CRF230F | Base |
| 2008-2009 | Honda | CRF230L | Base |
| 2009 | Honda | CRF230M | Base |
| 2004-2009,2011-2016 | Honda | CRF50F | Base |
| 2004-2009,2011-2012 | Honda | CRF70F | Base |
| 2004-2009,2011-2013 | Honda | CRF80F | Base |
| 1981-1984 | Honda | XR100 | Base |
| 1985-2003 | Honda | XR100R | Base |
| 2000-2003 | Honda | XR50R | Base |
| 1997-2003 | Honda | XR70R | Base |
| 1979-1984 | Honda | XR80 | Base |
| 1985-2003 | Honda | XR80R | Base |
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