1989 Porsche 911 Speedster.1 of 2,104 1989 911 Speedster's sold. The 1989 Porsche 911 Speedster was the first 911 Speedster that Porsche had produced and was made to mark the 25th anniversary of the 911. This car has an air-cooled horizontally flat six engine that makes 231 bhp and 195 ft/lbs of torque. 0-60 in roughly 6 seconds with a top speed of 152.2 mph.This car has only just over 22,750 miles. The 1989 911 Speedster is a highly sought after car by Porsche, and car enthusiasts as they are so limited and rare to come by.This car has had its regular maintenance completed and has no accidents or damage reported.