Hotrod lincoln, these big trucks have all the low end torque they need through the low gearing, a bulldog cam is not even close to being radical, mainly longer duration. Mid to high range torque is a big help when pulling hills with a load and a better breathing engine is always a plus. Talk to Tom langdon at langdon stove bolts, he was a engineer at chevrolet for years and is a authority on chevy six cylinders
