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Old 03-06-2016, 01:35 PM   #25
Andy4639
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Join Date: Jan 2002
Location: Liberty, & Garden City S.C. , U.S.
Posts: 19,945
Lightbulb Re: 1972 Heat is always on!

Quote:
Originally Posted by Wrenchbender Ret View Post
If you put the heater valve in the return line you have pressure from the water pump on the heater core all the time. It can split the seams of the core & any leak will be a gusher . You will never find a factory valve on the return side.
Ok then, why doesn't it split in normal use when running also. It has the same amount of pressure on it then.

System pressure is the same no matter what. The water is going to the least amount of resistance in the system.
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1971 LWB Custom, 6.0LS & 4L80E, Speedhut.com GPS speedometer & gauges with A/C. 20" Boss 338's Grey wheels 4 wheel disc brakes. My Driver
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It sucks not being able to hear!

LWB trucks rule, if you don't think so measure your SWB!
After talking to tech support at Air Lift I have found out that the kit I need is 60811. Per the measurements I gave them. Ride height of truck inside spring and inside diameter of springs.
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