IH Farmall 656 gas/ IH 240 Utility/ 2, Super C Farmalls/ 2, Farmall A's/ Farmall BN/McCormick-Deering OS-6/McCormick-Deering O-4/ '36 Farmall F-12/ 480 Case hoe. '65 Ford 2000 3 cyl., 4 spd. w/3 spd Aux. Trans
Looks like the previous owner also thought it was not needed and removed the electric wires to the actuator AND the small plastic line to the manifold that would feed the ether in.
Does your tractor have glow plugs? Most tractors with ether start like that didn't have glow plugs.