The turbocharger on the Probe GT increases the car's horsepower. The 1989 Ford Probe features a 2.2-liter, four-cylinder engine that can produce 145 horsepower.
The Probe's turbocharger also helps to increase the torque output of the vehicle. Torque measures the force that is needed to rotate an object about a pivot point, according to the University of Guelph. This Probe GT's 2.2-liter engine offers 190 foot-pounds of torque.
The 1989 turbocharged Probe GT is fitted with a five-speed, manual transmission. In terms of fuel economy, this Probe gets 21 miles per gallon of fuel on city streets. On the highway, this Probe posts 27 mpg.