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

Porsche 911 Turbo Cabriolet revealed with 197mph top speed

Porsche has revealed the new 911 991 Turbo Cabriolet and Turbo S Cabriolet range – a 197mph open-top Porsche 911. Boasting 520hp even in standard Turbo guise, and a huge 560hp in Turbo S form, the new 911 991 Turbo Cabriolet range follows hot on the heels of the new 911 991 Turbo coupe range, which MSN Cars drove back in August. Click on the image above to see how Porsche has turned a hard-top Turbo into an open-top barnstormer…

Autoweek America Adventure: The search begins

I sit in a darkened hotel room near the Oregon coast waters. The noise I hear sounds like a loud industrial air-conditioning unit in a marginal, national hotel chain. It could not be further from that: The constant thrum is the crashing of Pacific Ocean waves on the beach, no more than 200 yards outside the hotel room.

General Motors board recommends selling Opel to Magna-led group

General Motors Co.'s board has decided to support selling a majority stake in Opel to a group led by Canadian auto parts giant Magna. The move caps weeks of high-stakes maneuvering on both sides of the Atlantic that saw nationalism, labor issues and--perhaps most critical to GM, the use of its technology--all come into play. Magna and Russian lender Sberbank will get a 55 percent interest in Opel, the linchpin of GM's European operations for 80 years, as well as its British sister brand Vauxhall.