With the Cummins diesel-powered B6.7, L9, or natural gas-powered B6.7N and L9N, you can’t go wrong with your first pick when it comes to providing a highly reliable, clean emissions power source.
School bus drivers have enough to pay attention to without being concerned about engine fault codes. In the rare event that one is triggered while the bus is in operation, it can be diagnosed immediately over the air, through the addition of Connected Diagnostics. Cummins Connected Diagnostics delivers real-time engine fault code analysis, with a probable diagnosis and a recommended action for school buses that are equipped with telematics.
Cummins engines feature the most comprehensive base warranty in the industry, and our extended coverage plans with up to 10 years of coverage is evidence of our complete confidence in their robust design and quality manufacturing.
Cummins-powered buses are backed by the largest and most capable parts and service network in North America, with over 3,500 locations. Our authorized service technicians are fully trained on all of our engines and have the necessary equipment and Genuine Cummins Parts to promptly handle any type of service issue. The advantages of Connected Diagnostics add peace of mind for school bus fleets. Call 1-800-CUMMINS™ (1-800-286-6467) for information and service locations.
Helpful publications
DPF Maintenance For Your School Bus White Paper: The DPF Best Practices White Paper provides a mix of general and technical tips to prolong your DPF life and reduce the frequency of regeneration events. With helpful information regarding route types, electronic engine and feature settings, and details on the benefits of the DPF Exchange program and Aftertreatment Extended Coverage, following the guide is the first step in helping eliminate DPF Aftertreatment issues.
DPF Best Practices: In conjunction with the Best Practices White Paper, the DPF Check List provides a hands-on guide to document and measure the settings outlined in the Best Practices White Paper. The reverse side of the Check List provides additional information on how to use the check list effectively.
All engines are built in either Columbus, Indiana or the Rocky Mount, North Carolina engine plants, are Buy-America compliant, and meet or surpass the 2017 U.S. Environmental Protection Agency (EPA) regulations and greenhouse gas (GHG) emissions standards.
School Bus Engines
Cummins offers the reliability and durability operators expect.
Power
260 - 360 hp
Power
193.88 - 268.45 kW
Torque
860 - 1150 lb-ft
Torque
1166 - 1559.19 N•m
Power
250 - 320 hp
Power
186.42 - 238.62 kW
Torque
730 - 1000 lb-ft
Torque
989.75 - 1355.82 N•m
Certification
EPA 2013
Power
200 - 300 hp
Power
149.14 - 223.71 kW
Certification
EPA 2013
Power
200 - 275 hp
Power
149.14 - 205.07 kW
Torque
520 - 560 lb-ft
Torque
705.03 - 759.26 N•m
Certification
EPA 2013
Power
250 - 320 hp
Power
186.42 - 238.62 kW
Torque
730 - 1000 lb-ft
Torque
989.75 - 1355.82 N•m
Certification
EPA 2010
Power
260 - 300 hp
Power
193.88 - 223.71 kW
Torque
660 - 860 lb-ft
Torque
894.84 - 1166 N•m
Certification
EPA 2010
