From ambulances to wildland firefighting equipment, the B6.7 is designed in Indiana and built in North Carolina specifically for the fire service, with maximum performance and reliability.

Designed For The Fire Service.

• Better Pump Control – Specific calibrations, for the best engine rpm and discharge pressure control when pumping.
• No Derates – Regeneration or emissions-related faults do not affect power output when you need it.
• One Source for Service – Your local distributor supports both Cummins engines and Cummins Onan® generators.
   

Performance.

• Quiet Responsiveness – Cummins VGT® Turbo and High Pressure Common Rail (HPCR) fuel system provide exceptional throttle response at every rpm, faster warmup and stronger engine braking.
• Wide Range of HP Ratings – From 260 hp to 360 hp
• Optimized Emissions Control – Cummins Single Module™ aftertreatment system has exceptional thermal efficiency, resulting in fewer regenerations, and meets OBD16 and GHG17 requirements.

Reliability.

• Proven Track Record – Over 12 million B Series engines have been sold in the last 30-plus years. The most recent improvements include the turbo bearing and Exhaust Gas Recirculation (EGR) systems.
• Better Filtration – New Cummins NanoNet® fuel filters provide 10 times better protection than conventional fuel filters.
• Reliable Starting – A dependable air intake heater allows unaided cold starts, even at well below 10°F.
• Full Vehicle Integration – Each OEM installation undergoes rigorous testing, to optimize dependability.

Features & Benefits

• Cummins on Every™ Corner – Over 3,500 authorized locations across North America, to support parts and service needs.
• Peace of Mind – Base warranty backed by Cummins for a full 5 years/100,000 miles, whichever comes first. Up to 8 years of optional full engine coverage, including injectors.
• Cummins Guidanz™ and INLINE™ Mini – Read real time engine data and email fault information from your smart phone to speed up the repair process.
• QuickServe™ Online Mobile – Provides complete parts and service information based on specific ESNs.
• Connected Diagnostics™ – Wirelessly connects Cummins powered emergency vehicles to product experts at Cummins for immediate diagnosis of an engine system fault.
• Easier Maintenance – The compact design of the X12, together with easy service points for scheduled maintenance increases uptime.
• Get the Latest – Need more information about the Cummins X12 engine or Cummins Onan generators? Visit www.cummins.com/engines/fire-and-emergency. You can also stay up to date with quarterly articles in the First Responder newsletter at firstresponder.cumminsnewsletters.com.