GMC's huge Twin Six V12 gas engine was made to take on its diesel counterparts, powering fire trucks and farm machines, but ...

See All 14 Photos In addition to the dare-to-be-different body, the car’s other big “just because” element is the twin-turbocharged RB big-block. The engine displaces 493 cubic inches (a 0. ...

While there is a possibility of seeing a 2.9L twin-turbo V6 in next-gen Quadrifoglio models, bear in mind that Stellantis ...

Also from 1969 and also with a big engine installed by the factory ... rod appeared to be a very thorough and complete build. A twin-turbo Mopar from the Sixties is an unusual sight, but a ...