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Old 11-06-2015, 12:24 AM   #1
wthompson
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Heator in and out flow?

I was rehooking up my heator and i don't know if i have the hoses hooked up right. Can someone tell me how i know which one is the in flow and the othwr is out? I already have them on and it's over heating. Its a 1968 6 cylinder 250.
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Old 11-06-2015, 03:23 AM   #2
swamp rat
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Re: Heator in and out flow?

One of these should have a diagram in it

http://67-72chevytrucks.com/vboard/s...archid=4997278
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Old 11-06-2015, 07:12 AM   #3
cdowns
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Re: Heator in and out flow?

overheating?? wont matter where or how the hoses are hooked up to correct that problem
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Old 11-06-2015, 10:22 AM   #4
wthompson
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Re: Heator in and out flow?

Thanks Guys.
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Old 11-06-2015, 08:12 PM   #5
slikside
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Re: Heator in and out flow?

Don't think it matters a whole lot, but the "correct" way is:

Water pump to upper core

Intake manifold to lower core

EDIT: just noticed you have a 6cyl. I posted for 350.
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