Mecum has a wild Porsche 928 up for auction. The heavily modified 1978 example is the world’s fastest 928 after reaching 234.434 miles per hour (377.8 kilometers per hour) at the TRC Proving Grounds in 2020.
To be capable of that speed, this 928 packs a bored 6.54-liter V8 developing 1114 horsepower (831 kilowatts) and 956 pound-feet (1296 Newton-meters of torque. The engine has many modifications, including a Vortech supercharger, Custom camshafts, heavily upgraded valve train, mounted heads, custom intake and TecGT engine management system. Power is shifted to a six-speed manual transmission with close gears and a Getrag limited-slip differential.
The rest of the car also has improvements that make it perform better on the track. 928 Motorsports’, the manufacturer, its own springs are on dual-tuned shocks at each corner. There are also adjustable stabilizer bars. The brakes are ventilated and drilled Brembo rotors with four-piston calipers. The Porsche rides on 18 inch Forgeline wheels with Hoosier tires.
The exterior of the 928 has a wide body kit and a carbon fiber rear spoiler. The doors, tailgate and front clip are removable without doors. There is an aerodynamic section under the car. A mold for making new front clips is included in the auction.
Inside there is an eight-point safety cage and a halon fire extinguisher system.
All of these parts combine to create a pretty successful racing car. In addition to the land speed record among 928, this vehicle was the fast two-wheel drive machine of the 2009 Pikes Peak International Hill Climb and was the season points leader in the NASA GTS Unlimited division in 2016. It also reached 216.63537 mph (348.6408 km / h) at the Bonneville Salt Flats in 2011.
If you need to own a Porsche 928 race car that can easily hit over 200 mph, then this one hits the auction block as a Mecum sale at the Indiana State Fairgrounds which runs from 14-22. may.