On some days in Spring Creek, Nevada, you can hear the familiar thunder of a high-power third-gen Cummins roaring around town—usually with some smiling hooligan at the wheel. Austin Oullette and his white 2008 Dodge Ram 2500 are the epitome of wanting to go fast and having fun doing it. The truck was built solely to haul ass and stay together, and thanks to Frank Davis at Sin City Diesel, Austin’s goals were happily achieved.
Diving into the motor, the 6.7L inline 6 was torn down and given myriad parts, such as a Midwest CRT dual ballbearing S480 turbo, Wagler Street Fighter connecting rods, Mahle pistons and rings, D&J steel wrist pins, 14mm studs, a Hamilton camshaft (188 lift/220 duration), ported and polished Ronin Manufacturing heads, a Manton valve train,…