Big Gun Rev Box for 2004-05 Honda TRX450R Sportrax - 40-R11 1990 Polaris Indy Trail Supertrak 2014 Honda CB500X

2014 Honda CB500X

From basic maintenance to troubleshooting to complete overhaul of your BMW R50/5 through R100GS PD 1970-1996

(1) Silicone O-Ring

(2000-2009) CMX250C Rebel

2- #10 Flat washers

Big Gun Rev Box for 2004-05 Honda TRX450R Sportrax - 40-R11 1990 Polaris Indy Trail Supertrak 2014 Honda CB500XBig Gun Exhaust Rev Box Part Number: 40 R11 Increases overall RPM limit Advanced timing curve Easy direct plug in replacement to stock CDI box 6 month Limited Warranty If you are looking to swap out your stock CDI box, the Big Gun 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. The Big Gun Rev Box is offered for various offroad MX and ATV