Engine Model Cat C9.3
Bore 4.5 in
Stroke 45.2 in
Displacement 567.5 in³
Peak Engine Torque Gross (SAE J1995) 1275 ft·lbf
Gross Power - SAE J1995 342 hp
Net Power - ISO 14396 338 hp
Engine Model - U.S. EPA Tier 4 Final/EU Stage IV Cat® C9.3
No Engine De-rating Below 3000 ft
Peak Engine Torque Net (SAE J1349) 1263 ft·lbf
Net Power - SAE J1349 334 hp
Peak Engine Torque Speed 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.