4.6 LITER. 7661. Cooler pipe retainer. W/6 SPEED TRANS. A Clip used to secure the automatic transmission oil Cooler control valve to its mounting point. A Clip which helps secure the Trans Oil Cooler to it's mounting point. Transmission Oil Cooler Line Clamp. Transmission Oil Cooler Line Clip. Included with: Cooler Line, Inlet pipe, Outlet pipe.