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mooney265 mooney265 is offline
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Join Date: Sep 2008
Location: New Orleans
Posts: 1,365
harold, try looking at this. you could run the same test by removing both hose ends and shining a flashlight in the hole... When cold, the valve should be open. Yours sounds like it's stuck in the closed position.

Porsche 928 Aux Air Valve closing test - YouTube
LIVN80S - - Red '79 Porsche 930 Steel Slant Nose Conversion [in 1987] w. 46k miles 3.3L; 964 Cams; K27HF @ 1.0 BAR, with Garrettson Intercooler; Rarly Zork; CIS Flowtech Fuel Head & BL-WUR.

Last edited by mooney265; 04-03-2013 at 04:50 PM..
Old 04-03-2013, 04:47 PM
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