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

One Lap of the Web: Cool classic concepts, Rat Pack Cadillacs and even more Vin Diesel

We spend a lot of time on the Internet -- pretty much whenever we're not driving, writing about or working on cars. Since there's more out there than we'd ever be able to cover, here's our daily digest of car stuff on the Web you may not otherwise have heard about. -- Petrolicious brings us an awesome VWvortex forum thread packed with prototype photos, design proposals and concept sketches of everything from the Iso Grifo to the 1994 Mustang.

House narrowly passes scaled-back 'cash-for-clunkers' bill

The U.S. House on Tuesday narrowly passed a scaled-back version of a bill that would give consumers cash vouchers of between $3,500 and $4,500 if they trade in their cars for newer, more fuel-efficient vehicles. The $1 billion cash-for-guzzlers proposal, modeled after successful programs in Germany and other European countries, is part of a $106 billion supplemental spending measure designed mostly to fund the wars in Iraq and Afghanistan.

Detroit Electric reboots for Shanghai auto show

The Detroit Electric name is being revived in the Motor City. The company says it will reveal its first electric sports car -- based on the Lotus Elise -- at the Shanghai Motor Show in April, and begin selling in limited markets by August. That's a lofty goal for a company that just hit our radar on Tuesday morning.