Used Dunlop Radial Slick Tire Tires Rear 200/55/17 Kr449 7455 75% on 2040-parts.com

Concept Car of the Week: Mercedes-Benz C111, C111-II and C111-IID

In 1962, Mercedes-Benz launched a research program to investigate the development of the Wankel rotary engine and its potential both on the road and track. While the early mule wasn't a looker, the prototype's design continued to evolve until a public unveiling of the C111-I concept, designed by Bruno Sacco, at the 1969 Frankfurt motor show. The coupé may have looked like the systematic further development of the Sport Light models from the ‘50s with its gullwing doors, but it wasn't a design study for a new SL.

July 17: A mystery and a helping hand

Driving very conservatively, at about 55 mph, I made it the 76.3 kms (47.3 miles) using only 9 kWh. That's 5.25 miles per kWh. That's also 8.5 kms per kWh.

Fuel Injection Pioneer Stuart Hilborn 1917-2013

Stuart Hilborn, the dry lakes hot rodder whose racing fuel injection systems powered almost the entire field at Indianapolis some years, died Monday at the age of 96. Hilborn first went to the dry lakes in 1938 and was amazed to see engine builders and racers who hadn't gone to college producing twice the horsepower of a stock setup. “I was very impressed that they had doubled the horsepower of the cars as they came out of Detroit with virtually no money at all, just work,” Hilborn told the American Hot Rod Foundation.