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Old Jun 30, 2009 | 04:13 PM
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Default 77 heater hose

What are the correct hose sizes to the heater in a 77, and if different, which gets the shut off?

Thanks
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Old Jun 30, 2009 | 04:27 PM
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5/8 and 3/4 I like shutting off the 5/8 which is the input side but some say shutting off both is better.
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Old Jun 30, 2009 | 04:29 PM
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Originally Posted by DWncchs
5/8 and 3/4 I like shutting off the 5/8 which is the input side but some say shutting off both is better.
Thanks, which one comes off the water pump?
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Old Jun 30, 2009 | 04:32 PM
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From: CORVETTE 77 385 C.I. TEXAS
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5/8 & 3/4 w/ factory shut off in the 5/8.
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Old Jun 30, 2009 | 04:34 PM
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water pump 3/4
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