Westport Innovations Inc. announced a broad range of product enhancements in its 15-liter natural gas engine for Class 8 trucks: Higher horsepower and torque. The Westport HD 15L will now be available in North America with up to 550 hp (410 kW) and 1850 lb-ft (1,364 N·m) of torque, targeted for heavy haul vocations. This power/torque [...]
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