If not for the 426 Street Hemi, which was the dominant engine of the Golden Age of American muscle, the 440 Six Pack would ...

RM Sotheby's Apart from the 911 R, where arguably delivery mileage might add to its value to a collector, whoever lands the winning bid for this Porsche six-pack should get these cars out on the ...

Next month, the group is auctioning off a hauler full of six effectively new 911s in Munich ... The other, a 911 GT3 R, is a GT3-spec car that could have been raced in IMSA GTD and at major ...