heater box vacumn can

[MJN]

Originally Posted by Dead Parrot

Here is a pic of the one on my 75. It does have two hoses. IIRC - I have seen the one hose round ones on later trucks. Maybe they moved the check valve out of the tank?

Mine is the same- front hose goes to the intake manifold port, rear hose goes into the firewall possibly to the heater controls or the cowl valve I can't remember which. Classic Industries sells reproduction vacuum tanks like the one mikentosh posted.