Jims fuel pressure test gauge EFI 01-up

This gauge is a must have, as all new Big Twin motorcycles have Electronic Fuel Injection. This fuel pressure gauge is easily installed in line with the motorcycle's fuel supply system. Jims supplies you with all the necessary hose connections and fittings to safely perform a fuel pressure test in about the same amount of time it takes to change a set of spark plugs. Full detailed instructions are included.