This “Sports Racer” tether car measures 7-7/8-inches long, 2-3/4-inches wide, 2-1/2-inches high, and weighs 19 ounces. It was built by Doug Parker, of Vermont, in 2019. It is powered by a Cox .049 engine that burns methanol on glow ignition and drives a 2:1 ratio ball bearing supported rear axle—the front wheels have independent ball bearings. The car was machined from aluminum bar stock, no castings were used.