For maximum engine power, a rich fuel mixture is mandatory in order for the combustion process to consume all the oxygen in the air entering the combustion chamber.
The all-natural X engine delivers 170 horsepower at 6000 rpm and 170 lb-ft of torque at 4400 rpm, and can be had with either a five-speed manual or four-speed automatic.
3
增压后天然气发动机的最大功率与原汽油机相当,低速转矩特性明显改善,同时发动机使用经济性也得到提高。
The maximum power of the supercharged CNG engine is equivalent to that of the original gasoline engine, with certain improvement in low speed torque and fuel economy.