40 weber 40 idf diagram
44 IDF Idle: 60 Main 135 Air 175 Venturi choke tube 32 Aux Venturi 45 Since our efforts did not solve the tuning problems, in March, 2009 we decided to go back to the basics and start over. The first issue was the linkage. Weber Carburetors, Linkage. March, 2009 The bolt that holds the bell crank was not tight. Your thinking "how could they ... i have a 2bbl weber on a 1600cc 40 idf i belive where the fuel lines go on the carb it has 2 connections with the typical large bolt in the middle i have been told that one may be for excess fuel or a ... See an exploded diagram ... The biggest single thing you can do to a Weber IDF to get it to run correctly is to install #75 squirter jets or ... WEBER CARBURETORS. 40 44 48 IDF- XE. 18950-138 40 IDF 70. 18890-030 44 IDF 71. 19030-021 48 IDF 6. Float setting notes: 1. Fuel pressure is critical to float spillage 2.5 to 3 PSI. 2. For aggressive off-road use float drop should be limited to 15 .5 mm max drop: Down load Hi-Res version....