Browse and search our easy-to-use site for a wide range of Engine and more from listing members like Bunch Brothers Auction and others. Explore new and used CATERPILLAR C3.B for sale near you on Truck Locator! Can't find the exact CATERPILLAR C3.B Engine you need? Post a free Want-To-Buy and get notified when it's available. With shipping, financing, advertising options available, Truck Locator is your one-stop site for all of your CATERPILLAR C3.B Truck / Trailer Components needs.