(9/73-12/1974) engine is a 3.9 liter, 75/93 kW (105/125 hp), carburated gasoline engine that is capable of 261/289 N·m (189/209 ft·lbf) of torque at 2000 RPM ; the major difference between the F and the F.5 is the oiling system. The F.5 (09/1973-12/1974) uses the same oiling set-up and configuration as