Called the B6.7 Octane, Cummins' first gas engine is a turbocharged 6.7-liter inline-six that runs on 87-octane gasoline. Output ranges from 200 horsepower and 600 pound-feet of torque to 300 hp and ...
Trucking companies can now order the Fifth Generation Freightliner Cascadia heavy-duty Class 8 truck with the new Cummins X15N natural-gas 15-liter engine. Earlier this month, Freightliner announced ...