Install rear portions of both side vent lines. Placed grommet in holes coming out of fuselage. Drilled hole to 1" for fuel line exits. Installed fittings in fuel selector using fuel lube to seal. Used the fuel lube in the vent line fittings also. Fabricated tube spacers for attaching fuel selector to plate. Attached fuel selector valve to plate and installed in fuselage on spar. Fabricated and installed right fuel line from valve to fuselage exit.