Profile Topics Started Replies Created Engagements Favorites Search replies: Forum Replies Created Viewing 1 replies (of 1 total) Author Replies October 13, 2016 at 3:47 am in reply to: ETCG Answers Questions Live #75 (AMA) 10/12/2016 #870127 oliverParticipant Hi Eric, love the videos i have a 1964 mustang and want to adjust the carburetor. Is the best way to adjust the air|fuel mixture with vacuum or a co2 tester? (289cui ford with original carburetor) thank you from denmark Author Replies Viewing 1 replies (of 1 total)