The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - Newbie thinking about diving into a '65 GMC 1000

jtrichard · 07-28-2016, 02:37 AM

I could be wrong but you might be thinking to "NEW" what you described "no vacuum" at idle is ported vacuum thought that was like 70s?

07-28-2016, 02:37 AM	#126
jtrichard Registered User Join Date: Jun 2013 Location: joshua tree ca. Posts: 1,484	Re: Newbie thinking about diving into a '65 GMC 1000 I could be wrong but you might be thinking to "NEW" what you described "no vacuum" at idle is ported vacuum thought that was like 70s?