Cummins ISC 8.3 Diesel

Cummins ISC 8.3 Diesel

260–380 HP, Straight-Six Workhorse

Power: 260 – 380 HP | Torque: 660 – 1,050 lb-ft

Displacement: 8.3 L (506 cu in) inline-6

The Cummins ISC 8.3 delivers the perfect balance of muscle, fuel efficiency, and legendary uptime. With up to 380 HP and 1,050 lb-ft of torque, this straight-six powers a wide range of equipment—school and transit buses, dump trucks, motorhomes, excavators, and more—earning a reputation for long service life and easy maintenance.

ISC 8.3 Engines & Parts In Stock

At Boots & Hanks Truck Parts, you’ll find:

  • Dyno-tested complete ISC 8.3 engines
  • Reman long blocks & cylinder heads
  • Turbos, injectors, ECMs, gasket kits, and overhaul parts

Every unit is compression-tested, warrantied, and ready for same-day worldwide shipping. Keep your fleet moving with genuine Cummins reliability.

Call 800-738-7802 or browse live inventory at BootsAndHanksTruckParts.com today.