Completely adjustable 3rd circuit (discharge and pickup)
Adjustable idle feed restrictions - comes with 0.037"
5 adjustable emulsion channels
Non-stick gaskets
Exclusive QFT positive retaining vent baffle
Large flange 3-Circuit metering block – designed for QFX and 4500 style carburetors. Includes adjustable idle feed restrictions, non-stick gaskets, idle mixture screws and vent baffle.