Peterbilt to Offer 12-liter NG Engine

Peterbilt Motors Co. on Friday, June 22, announced that it will offer the natural gas Cummins Westport ISX12 G engine in 2013. The engine, which will be rated up to 400 hp and 1,450 pounds of torque, features spark ignition technology and a three-way catalyst and can be configured with an liquefied natural gas or compressed natural gas fuel system.

Peterbilt already offers two other natural gas engine platforms for the market. The Cummins Westport 8.9 liter ISL G with 320 hp at 1,000 pounds of torque features spark ignition and a three -way catalyst emission system that can be configured with either LNG or CNG fuel systems. The second platform is the Westport HD 15 liter engine with 475 hp and 1,750 pounds of torque and diesel pilot ignition, which is configured for the LNG fuel system only.

Source: http://www.etrucker.com/ccj/peterbilt-announces-isxg12-option-for-2013

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