Engines | Mounts, , USED 3406B CATERPILLAR ENGINE WITH 425HP, JAKE BRAKE(ENGINE BRAKE) COMPLETE,INSPECTED AND TESTED RUNNING ENGINE, ALSO MANY ENGINES IN STOCK. - FOR PRICE AND SHIPPING CONTACT US AT 786.412.1447 OR 786.412.8910, ALSO VISIT 4-TRUCKS TO SEE ALL INVENTORY.