Finalized location of wing wiring holes in fuselage. Drilled 7/16" holes through fuselage, ran wires through fuselage and installed snap bushings. Measured length of OAT cable run from plug to fuselage skin by running fish wire into place and marking; removed and measured. Transferred measurement to OAT cable. Removed Molex connector from cable; taped cable connector ends to fish wire. Drilled 7/16" hole in fuselage, installed snap bushing and fed fish wire into fuselage, through spar box, up left gear tower and into correct location. Removed fish wire, reinstalled wire pins in Molex connector, connected cable and sealed with heat shirink tubing.