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LT1 Third gen rad problem

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Old 08-03-2012, 03:11 PM
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Car: 1987 IROC
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LT1 Third gen rad problem

I've read on the forums that you can "T" the line from the steam pipe with the overflow and run one hose into the top of the rad. My problem is the overflow fills up and spills over and the radiator empties. The rad cap is not allowing fluid into the radiator. How would I get around this problem? Thanks.
Old 08-03-2012, 05:34 PM
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Re: LT1 Third gen rad problem

dont t it. get a 94 camaro upper hose and run the steam pipe there. no more problem.
Old 08-03-2012, 06:34 PM
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Re: LT1 Third gen rad problem

I already got a 94 Corvette lower rad hose, would it be okay to T the steam pipe into the return line for the heater core?
Old 08-03-2012, 06:38 PM
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Car: 1987 IROC
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Re: LT1 Third gen rad problem

I just looked up the hose you mentioned, I'll have to see if I can find it from a local supplier. Thanks.
Old 08-03-2012, 07:59 PM
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Car: 2008 Silverado, 73 LeMans, 1987 GTA
Engine: 4.8, 350 Pontiac, 350 LT1
Transmission: 4L65E, TH350, T56
Axle/Gears: 3.42, 2.73, 3.42
Re: LT1 Third gen rad problem

i was gonna say when did i mention a 94 corvette lower?
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