Leroy Sabbatini's home-builf, six-pound tether car recently set a new mark of 197 mph for the 10cc class-powered by a 2,!L-hp size 60 motor. The relatively obscure sport of tether car racing has ...

Small-scale, 10cc gas-powered racers can top 200 mph at the end of a tether. The broom can be flipped down to flip a tiny stick on the car to shut it off. Not all the tech is high. Mark Vaughn grew up ...