# Big Gun ALL Honda XR/CRF 50/70/80/100 Rev Box

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

## Details

- **Price:** 171.6 CAD
- **Vendor:** Big Gun
- **Type:** Ignition Controllers

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 171.60 CAD | In stock |

## Images

- User 1

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/big-gun-all-honda-xr-crf-50-70-80-100-rev-box)
> Updated: 2026-08-07