6.7 Cummins Vs. 6.6 Duramax: Here's How These Diesel Engines Compare
The 6.7 Cummins and 6.6 Duramax diesel engines are both reliable and solid, but they do differ in some ways. Here's the ...
Everything To Know About Summit Racing Crate Engines
two versions of the 6.6 liter Duramax Diesel beefed up by Chevrolet Performance, and eight Ford Coyote V8s for your next ...