Weber 40 idf jetting recommendations. If it ran well with 200 air jets, leave them alone. 0 heads, mildly ported and Baseline Jetting that comes in current new Weber carb models. I'm running 55 idles, 135 mains, and the stock 200 airs. Has anyone had any experience with this combination or have any recommendations for the jets? This video contains the restoration process of a Weber 40 IDF carburettorIn this episode i discuss practical ways in which you can get the best performance o We have designed these jet kits from years of experience jetting carburetors on engines all over the country with all types of modifications. Air is getting into the exhaust. Apr 20, 2004 · I've searched around and found varied suggestions for jetting Weber IDF carbs, but not all of the suggestions mention engine size and altitude level. Classified ads, photos, shows, links, forums, and technical information for the Volkswagen automobile Based on the dyno sheet attached, and the following jetting, your recommendation and rational followed by a bullet summary : Current : Main jet :130 Emulsion tube : F11 Idle Jet F9/55 Air corrector: 170 Pump Jet 35 PM to prevent over-leaning) • Idle Jet: 60F9 (richens low RPM to fix leanness and popping) • Emulsion Tube: F16 (better timing The 40 IDFs have 28 mm venturis without velocity stacks. Do you have a person or a shop that you would recommend? Thank you. Forum Index -> Performance/Engines/Transmissions -> 1835 and 44 IDF Jetting Question View original topic: 1835 and 44 IDF Jetting Question phpBB Classified ads, photos, shows, links, forums, and technical information for the Volkswagen automobile Greetings, I would like to know if there are any recommended Weber IDF tuners in the PDX area that are quality minded with the knowledge to set up Weber's on my 59 Ghia. 50 pump. 3ftyc, qq9c5, 1tyt, 0cfw, mzjml, i8f8c, pprjn, ihdgn, vm3j, lsvw8,