An engine’s performance in a vehicle is heavily dependent upon the rest of the driveline configuration. Please use this simple interactive gear ratio calculator as a tool to help plan your build for optimum …

With unrivalled levels of torque for an engine of this size, the ISL provides the flexible power solution for premium rigids, lightweight tractor units, higher powered buses and coaches and specialist vehicle …

To find your nearest Cummins authorized location, go to locator.cummins.com or call 1-800-CUMMINSTM (1-800-286-6467). Having the Engine Serial Number (ESN) available ensures correct …

The ISL9 makes every journey as enjoyable as your destination, with the highest power-to-weight ratio of any engine in its class and the reliability you expect from a Cummins.

Cummins ISL9 combines performance and endurance in a proven package. This engine is built for years of bus duty, with features such as replaceable wet liners, roller followers, by-pass oil filtration and …

The ISL9 has one of the highest power-to-weight ratios in its class, with heavy-duty features like replaceable wet liners. It features the XPI fuel system – the same technology that’s used on the ISX15.

Feb 20, 2023 · The new 540 horsepower ISL9 offers mobile defence equipment improved engine response time for demanding gradients and tough terrain in challenging climates. The higher power …

Feb 20, 2023 · The new 540 horsepower ISL9 offers mobile defence equipment improved engine response time for demanding gradients and tough terrain in challenging climates. The higher power …

Get the most out of your Cummins-powered equipment with genuine parts and uncompromising customer service. Our world-class parts are built for durability, longevity, and dependability and are …

Access QuickServe Online to get information specific to your Cummins engine, including: your owner's manual, the parts catalog for your engine serial number, engine dataplate information for your engine.