6.6 Liter OHV 32-Valve Duramax Turbo Diesel V8
6.5 Liter OHV 16-Valve Turbo-Diesel V8
6.5 Liter OHV 16-Valve Turbo Diesel V8
6.5 Liter OHV 16-Valve Duramax Turbo-Diesel V8
6.2 Liter OHV 16-Valve Diesel V8