The new Regal is based on the Opel/Vauxhall Insignia. Well, actually, it is the Insignia, albeit with Buick badging and a few tweaks to allow it to conform to U.S.-specific regulations. When it goes on sale in the second quarter of 2010, the Regal will slot in size-wise below the LaCrosse as—get this—an import-fighting sports sedan. Buick cites varied competitors: Acura TSX, Mazda 6, Volkswagen Passat, and Volvo S60. Lending further to its European-ness, the first year’s supply will be built in Europe, specifically the Russelsheim, Germany, plant where the Insignia is produced. Specifications VEHICLE TYPE: front-engine, front-wheel-drive, 5-passenger, 4-door sedan ESTIMATED BASE PRICE: $27,500–$30,500 ENGINE TYPES: DOHC 16-valve inline-4, aluminum block and head, direct fuel injection; turbocharged and intercooled DOHC 16-valve inline-4, aluminum block and head, direct fuel injection Displacement: 145 cu in, 2384cc/122 cu in, 1998cc Power (SAE net): 182 bhp @ 6700 rpm (2.4)/220 bhp ...