BMW joins Ferrari, Toyota and Honda in the elite group of auto manufacturers putting their reputations on the line in Formula 1 with Monday's registration of the "BMW Sauber F1 Team" with the FIA.

But for the 2010 season, both Mercedes-Benz and BMW have dissolved their partnerships with McLaren and Sauber, respectively. And yet, if you look down this year's roster, you'd swear the ...