1984 Honda Interceptor 700 Vf700f Engine Motor on 2040-parts.com

ZF boss thinks 9 speeds is enough for transmissions

The nine-speed transmission might be where the race to add gears ends, ZF Friedrichshafen CEO Stefan Sommer said. He referred to nine speeds as the "natural limit" because going beyond that number adds weight and complexity that cannot be offset by gains in fuel efficiency. "There is no hard line, but you have to consider the law of diminishing returns.

New 2014 Corvette Stingray gets 29 mpg highway

Chevrolet has been dropping stats about its new Corvette every so often, and the latest to come down the pike are its fuel economy ratings. The Corvette Stingray's EPA estimated rating of 17 mpg in the city and 29 mpg on the highway makes it 11 percent more fuel efficient than the previous Corvette. These ratings are for the Corvette equipped with the all new seven-speed manual transmission.

Lexus offers IS 350C F-Sport Special Edition

Lexus is livening up its IS 350C with the introduction of the F-Sport Special Edition model. With accessories taken from the Lexus F-Sport parts catalog, the limited-edition offers open-air driving enthusiasts a better-handling and more aggressive-looking IS C right off the showroom floor. Building off the 306-hp IS 350C, Lexus installs Bilstein-developed shocks, shorter springs, thicker antiroll bars and newly styled 19-inch wheels wrapped in Michelin Pilot Sport tires.