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LONGHAIR · 04-14-2008, 04:47 PM

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.

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.