CAT 3306 Diesel Engine

230–350 HP of Proven Reliability

Power: 230 – 350 HP | Torque: 563 – 967 lb-ft

Design: Inline-6, turbo­diesel with simple architecture—early pre-combustion models, later upgraded to high-efficiency direct injection

The Caterpillar 3306 is renowned for its uncomplicated, overbuilt design that translates into exceptional uptime and low operating costs. From generator sets and marine propulsion to water-pump duty, construction plants, dump trucks, and wheel loaders, this classic Cat workhorse delivers the dependable horsepower and torque your operation demands.

3306 Engines & Parts In Stock

Looking for complete Cat 3306 engines, rebuildable cores, or hard-to-find components? Boots & Hanks Truck Parts stocks dyno-tested take-outs, overhaul kits, injectors, turbos, and gasket sets—all ready for fast worldwide shipping.

Power your equipment with the legendary durability of the CAT 3306—call 800-738-7802 or explore our live inventory at BootsAndHanksTruckParts.com today.