Engine Model Cat C9.3
Bore 4.5 in 115 mm
Stroke 45.2 in 1149 mm
Displacement 567.5 in³ 9.3 l
Peak Engine Torque Gross (SAE J1995) 1275 ft·lbf 1729 N·m
Gross Power - SAE J1995:2014 342 hp 255 kW
Net Power - ISO 14396 338 hp 252 kW
Engine Model - U.S. EPA Tier 4 Final/EU Stage IV Cat® C9.3
No Engine De-rating Below 3000 ft 914 m
Peak Engine Torque Net (SAE J1349) 1263 ft·lbf 1712 N·m
Net Power - SAE J1349:2011 334 hp 249 kW
Peak Engine Torque Speed 1200 r/min 1200 r/min
Note (1) The power ratings apply at rated speed of 1,700 rpm when tested under the conditions for the specified standard.
Emissions The reference to Tier 4 Final/Stage IV includes U.S. EPA Tier 4 Final, EU Stage V, Japan 2014 (Tier 4 Final), as well as Korea Tier 4 Final emission standards.
Note (3) Net power when the fan is at maximum speed is 249 kW (334 hp) per the SAE reference conditions.
Note (2) The net power advertised is the power available at the flywheel when the engine is equipped with alternator, air cleaner, muffler and fan at minimum speed.
Note (4) DEF used in Cat SCR systems must meet the requirements outlined in the International Organization for Standardization (ISO) standard 22241-1. ISO 22241-1 requirements are met by many brands of DEF, including those that carry the AdBlue or API certifications.