Shop used and remanufactured Caterpillar 3406E Engine Blocks / Cylinder Blocks on MyLittleSalesman.com . Compare active listings with prices from $1,900 to $4,950. Sellers include Frontier Truck Parts, Camions Gilbert, and Arkansas Truck Center. Filter by condition, price, or year to find the Caterpillar 3406E Engine Block / Cylinder Block that fits your job.