|
Air pressure gauge is if you have air breaks, however if you have standard automotive power breaks, those run off of engine vacuum. And the vacuum gauge measures just that, engine vacuum.
__________________
1967 GMC Custom 8ft Fleetside 292 L6, 4spd.
1973 Oldsmobile Delta 88 Convertible 455, TH 400
1969 F#$% Bronco 302, 3spd 4.11's
1958 Oldsmobile Super 88 Fiesta Wagon
|