Cummins diesel engines are highly regarded as being tough and reliable. However, the 5.9L Cummins 24-valve engines produced from 1999 to 2002 used engine blocks that are prone to cracking. While any ...
Cummins began producing the 6.7L Turbo Diesel inline six-cylinder engine for use in the Dodge Ram pickup truck lineup in the middle of the 2007 model year. The first-generation 6.7 Cummins, producing ...