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What is this knob?

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Old 09-06-2015, 09:44 PM
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ble2011
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Default What is this ****?
I was replacing the SAI check valve and noticed this ****. There's another behind it. What does it control?
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Old 09-06-2015, 11:39 PM
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AOW162435
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Vacuum switching valve?



Andreas
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Old 09-07-2015, 12:17 AM
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techman1
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Vent for the vacuum operated valve?
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Old 09-08-2015, 11:35 AM
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Cupcar
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I believe it is a cap for a second vacuum line to another actuator that is unused.
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Old 09-08-2015, 03:24 PM
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vincer77
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Nice clean engine!
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