We caught up with a past Classy Truck of the Year winner (featured each year on the February issue of Pumper) to see how his vehicle investment — and magazine cover appearance — has paid off.Jim McDonald, owner of the 2011 Peterbilt (shown at left) that won 2012 Classy Truck of the Year, says his truck has benefited his septic business over the years.His eye-catching workhorse is powered by a 350 hp Cummins diesel tied to an Allison six-speed automatic transmission and outfitted by Lely Manufacturing with a 3,000-gallon steel tank, 3- and 4-inch valves, triple rear-mounted sight glasses and
