The 1991 Australian Production Car Championship was a CAMS sanctioned national motor racing title for drivers of Group 3E Series Production Cars.The title was contested over an eight-round series. * Round 1, Sandown, Victoria, 24 February * Round 2, Symmons Plains, Tasmania, 10 March * Round 3, Winton, Victoria, 5 May * Round 4, Amaroo Park, New South Wales, 2 June * Round 5, Mallala, South Australia, 23 June * Round 6, Lakeside, Queensland, 14 July * Round 7, Oran Park, New South Wales, 11 August * Round 8, Sandown, Victoria, 1 September