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Old 04-14-2008, 04:47 PM   #4
LONGHAIR
just can't cover up my redneck
 
Join Date: May 2004
Location: Columbus OH
Posts: 11,414
Re: Can I remove the vacuum switches?

On a '75, one of them might go to the vacuum advance cannister on the distributor. Back then they were "experimenting" with switching between ported and full manifold vacuum, with a thermally controlled switch.
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