Cummins ISM Diesel

Cummins ISM Diesel

10.8 L Inline-6 for Heavy Vocational Muscle

Power: 280 – 450 HP | Torque: 1,150 – 1,550 lb-ft

Displacement: 10.8 L inline-6 with electronically controlled fuel system and advanced air handling

The Cummins ISM pairs high output with class-leading fuel economy, thanks to integrated electronic controls that synchronize injection timing, turbo boost, and exhaust management for the lowest cost-per-mile. Operators count on the ISM’s rugged block, efficient combustion, and proven reliability to power regional haulers, mixers, dumps, motor coaches, and heavy vocational equipment day after day.

Key Advantages

  • FuelSmart Performance – Precision ECU and optimized air handling deliver impressive MPG without sacrificing horsepower.
  • Integrated Electronics – All engine functions work in concert for smoother operation and easier diagnostics.
  • Built to Last – Hardened internals and robust cooling extend service intervals and cut downtime.

ISM Engines & Parts In Stock

Boots & Hanks Truck Parts stocks dyno-tested Cummins ISM take-outs, reman long blocks, turbos, injectors, ECMs, and full overhaul kits—all compression-tested, warrantied, and ready for same-day worldwide shipping.

Power your fleet with Cummins dependability—call 800-738-7802 or browse live inventory at BootsAndHanksTruckParts.com today.