Arias Pistons 12.5:1 Compression 82mm Bore Honda B-series on 2040-parts.com

2011 SEMA show: Day one highlights

-- Lexus revealed the 306-hp GS 350 F Sport, which will go on sale in February. It uses a direct-injection 3.5-liter V6, paired with the same paddle-shifting six-speed automatic transmission used in the IS-F. It has four driving modes, an upgraded suspension and four-wheel steering.

Porsche Macan gets four-cylinder powerplant

The new entry level Porsche Macan, shown alongside the new Boxster and Cayman GTS at the Beijing motor show, has become the first Porsche model since the 968 to use four-cylinder power. Parent company Volkswagen's EA888 engine -- as used by a wide range of models from Volkswagen, Audi, Skoda and Seat -- will motivate the new Porsche SUV. The turbocharged 2.0-liter inline four-cylinder direct-injection unit, boasting the same state of tune found on the Golf GTi Performance Package, develops 234 hp and 258 lb-ft of torque between 1,500 and 4,500 rpm.

Jeep Grand Cherokee, Commander 4WD problems unrelated to N23 recall, Chrysler says

A sizable segment of the Jeep-buying public doesn't do much off-roading, spending much more time on the commute than on the trail. If their vehicle's 4WD system didn't work, it would take a few months and a snowstorm of two for them to notice. If their low-range 4WD died, they'd probably never know it.