Check out the Haisley Machine Super B Cummins diesel pulling engine in the Automotive Racing Products booth at the 2015 PRI show. It delivers over 3,000 horsepower from a mere 391 cubic inches, thanks to triple turbos and water injection.
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From Towing To Trails: Testing Toyo's Open Country A/T III Tires
We test 35-inch Toyo Open Country A/T III tires on a Cummins Ram 3500 in rain, towing, highway driving, sand, dirt, and mud.
