C3 Tech/Performance V8 Technical Info, Internal Engine, External Engine, Basic Tech and Maintenance for the C3 Corvette
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heater core vacuum valve

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Old May 1, 2008 | 04:21 PM
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V-Rod's Avatar
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From: Forrest City Ar
Default heater core vacuum valve

vacuum valve goes on the outside of the two inlets? for the heater core
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Old May 1, 2008 | 10:26 PM
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From: Schererville IN
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I believe it goes in the 5/8 line (inlet tube) between the intake and heater core.
Make sure you install the valve pointing in the correct flow direction.
In mine, the vacuum plug points toward the front of the car.
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