The most famous and well known Auburn car is the 851 Speedster. While Auburn had produced various Eight models in the boattail speedster body style, the 851 and later 852 versions are the most refined and sought after examples. The 851 Speedster was available with a naturally aspirated or supercharged 4.5L inline eight engine, and was only available for the 1935 model year before being replaced by the 852 Speedster.