The durability of diesel, the simplicity of gasoline
The Cummins B6.7 Octane – Cummins’ first gasoline-powered engine is purpose-built to deliver the highest durability of any medium-duty gasoline engine on the market.
Redefining the gasoline engine market
Octane offers the familiar, serviceable and user-friendly qualities found in gasoline engines, while also providing the performance of diesel at a low total cost of ownership thanks to longer maintenance intervals and improved fuel economy.
B6.7 Octane
The Cummins B6.7 Octane engine is specifically designed and developed for the medium-duty market while achieving 2027 EPA and CARB compliance. Expanding the legacy of the Cummins B-series platform, the B6.7 Octane is equipped with the power, durability and performance of diesel with the simplicity of gasoline.
Engine highlights
Designed specifically with durability and reliability in mind, the B6.7 Octane possesses an unmatched combination of performance and drivability.
Diesel-like performance
Based on the legendary Cummins B6.7 platform, it’s built to perform like a diesel engine with up to 300 horsepower and 660 lb-ft of torque.
Serviceability
With low complexity air handling, no DEF required and no active regens, maintenance and operation are simplified.
Superior fuel economy
Up to 10% better fuel economy over other gasoline-powered engines depending on duty cycle.
Simplicity and easy refueling
It’s much like the daily driver you are already accustomed to and 87 octane gasoline means ability to refuel anywhere.
Innovation. Technology and Services.
