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CARB

Cummins Westport ISX12N Engine Tested for Performance

An independent, third-party study on the Cummins Westport ISX12N 400 hp natural gas engine recently demonstrated that the engine meets and exceeds California Air Resources Board’s (CARB) optional Low NOx standard of 0.02 g/bhp-hr.

CARB Approves XL's Hybrid F-250

The California Air Resources Board has approved XL's hybrid-electric Ford F-250 pickup, which paves the way for the Boston-based vehicle modifier to begin selling the vehicle to commercial and government fleets in the state.