1957 Thunderbird Heater Hose Routing

[Roger V]

Re-doing my engine compartment. I forgot to mark the heater hoses. Where does the top hose at the firewall/heater box go to? The vacuum actuator on the intake manifold or the front of the engine?

 

[51504bat]

Re-doing my engine compartment. I forgot to mark the heater hoses. Where does the top hose at the firewall/heater box go to? The vacuum actuator on the intake manifold or the front of the engine?

Not a diagram for a Y block but the routing is the same.

 

[Roger V]

Not a diagram for a Y block but the routing is the same.

Thanks