[AD removed for archives] ------------------------------------------------------------------- Click Here for the #1 Investigative tool on the Net! caadlCpbOyW3Na/Web Detective ------------------------------------------------------------------- I had to drill a 1/16" hole in the front throttle plates of the Holley carb to close the throttle plates past the part throttle slot. This allowed me to get a better idle mixture screw adjustment 65 wrote: Brian....can this same result be accomplished by turning the little screw under the secondary linkage to hold the sec.plates open slightly at idle? I've done this before with similar results. Thanks, Darwin/Victoria BC/Canada '65 Cdn.Val.Cust.100 'vert Slant 6/factory 4 speed Darwin, It sounds like it worked for you, but I've never tried it. Each method may allow more air to flow though the carb at idle, while keeping the primary throttle plates closed below the part throttle slot...Brian '64 Belvedere Woodstock, IL. [AD removed for archives] ------------------------------------------------------------------- Sign up today for a No Annual Fee Discover® Platinum Card and get? 0% Intro APR on Purchases & Balance Transfers for 8 Months, Up to 2% Cashback Bonus® reward on your purchases & 100% fraud protection. caadlRMbOyW3Nf/DiscoverCard ------------------------------------------------------------------- ---- Please address private mail -- mail of interest to only one person -- directly to that person. I.e., send parts/car transactions and negotiations as well as other personal messages only to the intended recipient, not to the Clubhouse public address. This practice will protect your privacy, reduce the total volume of mail and fine tune the content signal to Mopar topic. Thanks! '62 to '65 Mopar Clubhouse Discussion Guidelines: http://www.1962to1965mopar.ornocar.org/mletiq.html. bOyW3N.