K&N Engineering Fuel Monitor Kit, Round In-Dash

A precision instrument designed to calibrate optimum air/fuel mixtures; ideal if used by racers or mechanics on modified motorcycles. Displays in clear LED lighting for added visibility. Aids performance enthusiasts in curing jetting issues. Allows tuning for maximum performance or optimum fuel economy. Installation requires minor welding. Ideal for carbureted, injected, supercharged, or turbocharged engines, using unleaded gasoline, alcohol, propane or nitrous oxide.