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LONGHAIR · 06-30-2008, 07:54 PM

I think it goes the other way Andy. The black fitting is the "check valve". The vacuum is applied to there. It keeps the vacuum in, so it doesn't bleed-off when you shut the engine off, and it keeps back-fires out. Then the brass fitting goes on up to the check-valve on the booster.

06-30-2008, 07:54 PM	#5
LONGHAIR just can't cover up my redneck Join Date: May 2004 Location: Columbus OH Posts: 11,414	Re: Need Help with Vaccum Can I think it goes the other way Andy. The black fitting is the "check valve". The vacuum is applied to there. It keeps the vacuum in, so it doesn't bleed-off when you shut the engine off, and it keeps back-fires out. Then the brass fitting goes on up to the check-valve on the booster.