No two engines are ever built the same. This is true even if they are produced by the same manufacturer, and it is even more evident when they are made by competitors. In the market of diesel-powered ...

When Clessie Cummins founded the Columbus, Indiana-based Cummins Engine Company in 1919, it was built on a spirit of innovation that continues to thrive after more than 100 years. That innovative ...

Cummins vs. Duramax is certainly an argument had often among diesel enthusiasts, but in a practical performance comparison, ...

Spelab specializes in diesel performance parts. Discover why the intake manifold for Cummins 6.7-liter engines from Spelab ...