JayCee's new pro fuel inlets where made in house just for the 48 IDA Weber carbs. THE PURPOSE AND DESIGN: To clear the fuel inlet fitting for fan shrouds and on doghouse set up! Increase fuel flow (1 less 90 deg. fitting) #6 or #8 fuel inlet port (anodized Blue) Hex plug to allow relocation of fuel inlet (anodized Black). No drilling or tapping, just easy installation.