I finally wired the EMS wires to the Red Cube fuel transducer, and secured the red cube/fuel line with adel clamps to the footheat heat muff clamped to the #1 cylinder exhaust pipe (image 1). I then drilled and installed air blast tubes on the aft baffle walls to get cool air to the magnetos.
Red Cube fuel transducer wired, and secured to the footheat muff flange