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

Merc to revive straight six, plus 4cyl and smaller V8s

Mercedes has just signed off a new engine family which will see most full-sized Mercs in future run four-cylinders, downsized V8s and… straight sixes. A friendly Mercedes engineer recently met CAR to disclose the engine plans for future models, including the surprise disclosure that Merc plans to switch to straight sixes, like its rivals over in Munich.  It's fair to say I almost choked on my breakfast croissant when I found out the details of the next MB engine generation which has just been signed off for release in 2015. Mercedes' future four-cylinder engines Again, there will be a family of new low-cost fours, and the big-bore V8s will be replaced by a series of downsized turbocharged 4.0-litre units.

Saab unions threaten bankruptcy action over unpaid wages

Unions at Saab, which is unable to pay wages to its workers, threatened today to start a legal process that could end in bankruptcy for the iconic brand. The IF Metall and Unionen groups said they would send a formal demand for payment on Monday if their members had not received their wages. "Then the company has seven days to react," IF Metall representative Veli-Pekka Saikkala told Reuters.

One Lap of the Web: BMW M3 gets color-corrected, a gentleman's GT-R and the Porsche 959

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. -- Oh dear, BMW: Perhaps you shouldn't have made two M3 color selections sound so similar?