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tubbed55 · 11-05-2010, 08:15 PM

So what is the real difference with the vacuum vs mechanical secondaries. What would be the difference in the way the truck run.
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11-05-2010, 08:15 PM	#8
tubbed55 Registered User Join Date: Aug 2006 Location: Houston, TX Posts: 98	Re: 496 engine combo???? So what is the real difference with the vacuum vs mechanical secondaries. What would be the difference in the way the truck run. Posted via Mobile Device