Vacuum

1960Bird

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Join Date: Dec 4 2002

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#1

Vacuum

February 24, 2004, 04:23 PM

How much vacuum should a 352 engine have at idle?

Steve Ronk
Cedar Rapids, Iowa
1960 HT 390 cu in, Edelbrock RPM intake, shorty headers, two and one half inch exhaust and 3.70 rear gears...if you are going to go in style you might as well go fast

390, Mild Cam, Headers, 3.70 rear, 2-1/2" Exhaust, Edelbrok Performer RPM Intake, Holley Street Avenger 670 Carburetor, One Wire Alt, Petronix Ignition. She's All Go and No Show.
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Alexander

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Join Date: Oct 30 2002

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#2

February 24, 2004, 07:41 PM

RE: Vacuum

At neutral idle the engine intake manifold vacuum for both the 352 and 430 engine is a minimum of 18 inches of mercury at sea level. It is lower at higher elevations.

Alexander
1959 Hardtop
1960 Golde Top

Alexander
1959 Hard Top
1960 Golde Top
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