Bus Engines | Cummins Inc.
Whether you’re transporting energetic school kids or busy commuters, trust your operation to our line of sturdy, reliable bus engines. Run every route smoothly and efficiently. Provide reliable, …
Transit bus engines - Cummins Inc.
With a full lineup of engines providing 200 to 380 hp, whether natural gas or diesel, Cummins has the solution for your transit authority. The B6.7 is a great fit for local shuttle bus applications, while the B6.7 Hybrid, L9, and L9 Hybrid are ideally suited for transit applications.
Cummins B Series engine - Wikipedia
The 5.9 L; 359.0 cu in (5,883 cc) ISB (Interact System B) is one of the largest straight-six engines used for light truck vehicles and school buses, and the improved high output 600 version was on the Ward's 10 Best Engines list for 2004.
School Bus Engines | Cummins Inc.
For a highly reliable, clean emissions engine source, you can’t go wrong with Cummins. Buy-America compliant, and meets U.S. EPA regulations.
It operates at a more consistent engine speed and temperature, providing a perfect match for the Single ModuleTM aftertreatment. Cummins B6.7 Hybrid has proven to be both sustainable and reliable, with millions of real-world miles of operation across North America.
With over 35 years of product experience, the Cummins B6.7 combines proven performance with next-generation innovation. Cummins B Series incorporates system enhancements to provide even greater reliability and uptime. The VGT Turbocharger interface has been updated to improve durability and serviceability.
Bus Engines - Cummins
All Cummins transit bus engines meet EPA 2010 emissions standards. We've utilized our fully integrated technology to simultaneously improve fuel economy and performance, lowering operating costs as we lower emissions to near-zero levels.
With more than 12-million Cummins B6.7 engines produced over nearly 40 years and billions of miles driven, this tried and true innovation is one of the most durable and reliable medium-duty engines available.
ISM (EPA 07) | Cummins Inc.
Transit operators can turn to Cummins ISM to control and reduce costs, with excellent fuel economy in the bus market and low maintenance costs. The ISM is available in the configuration you require. The ISM has ratings of 280 hp or 330 hp for 40- or 60-foot transit buses.
What Engines Do Buses Use? (2025) - Vehicle Help
Buses are predominantly powered by diesel engines as they offer safety, efficiency, durability, and reliability. Diesel engines provide a lower carbon footprint compared to gasoline engines. Popular bus engine manufacturers are Detroit Diesel, CAT, Cummins, and Volvo.