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

Automakers try to stop increase in ethanol limit to 15 percent of gasoline

Automakers are seeking to head off an EPA ruling that would allow gasoline to contain 15 percent ethanol, up from 10 percent now, and they've won some bipartisan congressional support. The two main automaker industry lobbies have argued that the U.S. Department of Energy has done insufficient testing to assure that gasoline containing up to 15 percent ethanol won't harm vehicles.

Refreshed 2015 Dodge Challenger gets a 485-hp 6.4-liter V8, Scat Pack trims

Chrysler has pulled the covers off the 2015 Dodge Challenger at the New York auto show, and though the styling is more or less unchanged, the big news is a big, new V8 option. No, it's not the rumored supercharged “Hellcat” mill, but the 6.4-liter Hemi V8 under the hood of the Challenger 6.4-liter Scat Pack variant should be good for 485 hp and 475 lb-ft of torque. Plus, you'll have something to talk about with the guys rolling around in 2014 Ram Power Wagons, which also get that bigger motor in the new model year.

OnStar units to be sold separately from vehicles

Not sure what to do with those extra Best Buy gift cards left over from the holidays? Consider picking up OnStar as a stocking stuffer for next year. General Motors will sell its safety and communications technology in mirror units available at Best Buy starting in the spring.