
The Cadillac Sixteen was a prototype of a stylish and high
performance automobile first presented by Cadillac in 2003.
The vehicle was equipped with a 32-valve V16 concept engine
displacing 13.6 liters (~830 cu. in) and was mated to a four-speed,
electronically controlled, automatic transmission driving the rear wheels. The
engine featured fuel-saving Active Fuel Management technology, much
improved from its notorious ancestor, debuting in 2004 on some 2005 GM models.
On the Sixteen, it would seamlessly shut down twelve cylinders in light
driving, eight during strenuous driving, and only awaken the entire engine
under full acceleration. With this type of system, the...