●For most fuel injuction systems as below. ●American car: Bosch AFC, MPC, digiget /digifant-except C.I.S Chrysler Ford General motor-except T.B.I ●Japanese car: ●2-1/2" gauge with dual scale (psi and bar), ●reading from 0-140 psi and 0-10 bar. ●Hanging hook and protective bumper specially for gauge.