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Komatsu America Corp.’s PC138USLC-8 short tail swing excavator is distinguished in technology, long-term reliability, operator comfort and machine operation. The powerful excavator has a net horsepower of 92 HP and an operating weight of 31,107 to 32,568 pounds. The SAA4D95LE-5 common rail injection engine was developed to increase power and lower emissions as compared to the previous PC138USLC-2. The improved engine performance utilizes an electronic multi-staged fuel injection system and isochronous control that maintains engine speed during heavy loads. The engine is EPA Tier 3 emissions regulations ready while increasing power and machine productivity.