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heater hose routing on 351 w explorer serpentine

mgb0302

Sr. Member
Joined
Jun 29, 2002
Messages
418
Anybody got any photos on how the heater hose is routed from the water pump to the heater with an Explorer Serpentine conversion? It seems as if the Explorer alternator mount and the belt will make routing the hose difficult.
 

nvrstuk

Contributor
Just a Bronco driver for over 50 yrs!
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Jul 31, 2001
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8,872
Can't use the stock Exploder valve that has the black steel piping ... ?

No pics but I've seen it on other Exploder swaps...
 

904Bronco

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Sep 28, 2004
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San Martin, CA
Anybody got any photos on how the heater hose is routed from the water pump to the heater with an Explorer Serpentine conversion? It seems as if the Explorer alternator mount and the belt will make routing the hose difficult.

You using the factory Explorer heater hose tubes?

Supply is from the intake manifold, so the heater control valve would be in this line.

Return is to the water pump. If you are using the tubes, the Explorer hose is obsolete. You can use the hose from 87-93 Fox body 5.0 Mustang. It will need trimming > best done with Alt bracket in place.

Standard Explorer 5.0 in Pic below...
 

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mgb0302

Sr. Member
Joined
Jun 29, 2002
Messages
418
904Bronco- perfect thanks. That is exactly what I was looking for!!

For all others- to clarify, I was asking about the bottom hose coming out of the water pump. I may have incorrectly called it something else.

Thanks again!
 

904Bronco

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Is Ford the only place to get this Heater Tube Assembly new?

Explorer specific tubes... yes only Ford. Someone has re-popped the tubes on a Fox Body mustang 87-93, which end straight back vs. 90* ends. But I don't think the demand is there to do an Explorer...

There is a difference in the tubes depending on the year, early have a bypass hose in back to insure a small amount of cooling moves through to make the ECT sensor happy. Later have the small hose fittings in the front for the upper plenum preheat/de-icing.
 

hankjr

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May 11, 2013
Messages
1,760
Anybody got any photos on how the heater hose is routed from the water pump to the heater with an Explorer Serpentine conversion? It seems as if the Explorer alternator mount and the belt will make routing the hose difficult.

i started with an F250 hose (I think) and had to trim it and add parts from a second hose with a splice. it also might have been one hose that had to be sut and rotated.

let me see if i can find the part numbers

Hank
 
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