CAT 3126 Turbo Diesel Engine

7.2 L Inline-6

Power: 175 – 330 HP | Torque: 420 – 860 lb-ft

Configuration: Turbocharged 7.2 L inline-6

Built for medium-duty performance, the Caterpillar 3126 powers everything from dump and long-haul trucks to ambulances, buses, RVs, cranes, fire-response rigs, marine vessels, and more. Depend on the CAT 3126 for high torque, long-term durability, and fuel-efficient operation—mile after mile, job after job.

Find complete engines, rebuilt long blocks, and hard-to-source 3126 parts in stock now at Boots & Hanks Truck Parts. Call 800-738-7802 or browse our live inventory to keep your fleet running strong.