Koso Wideband Air/Fuel Ratio Gauge YCRF_socks precise guidance during assembly

precise guidance during assembly

a hygroscopic microfleece collar

Most aftermarket wheels require new lug nuts

One of our most powerful

Koso Wideband Air/Fuel Ratio Gauge YCRF_socks precise guidance during assemblyThis nice backlighted wideband air fuel ratio meter will give you precious informations on your engine. It will allow you to tune more precisely your engine. Its warning could even save your engine from bad damages! Its programmable warning will tell if your engine run too lean or too rich. FEATURES Air fuel ratio: 10 ~ 24 Over LEAN setting: LEAN 14. 8 ~ 24 Over RICH setting: RICH 14. 6 ~ 10 Effective temperature range: 14 ~ 140 F ( 10 ~ 60 C)