The Cummins QSX15 is a high-performance, heavy-duty diesel engine that is designed for a variety of applications, including construction, mining, marine, and power generation.
Engine type: 6-cylinder, inline, four-stroke diesel engine
Displacement: 15 liters (915 cubic inches)
Bore and stroke: 137 mm x 169 mm (5.4 inches x 6.7 inches)
Compression ratio: 17:1
Aspiration: Turbocharged and air-to-air aftercooled
Fuel system: High-pressure common-rail fuel injection system with electronic control
Cooling system: Liquid-cooled with a centrifugal water pump and a thermostatically controlled fan
Lubrication system: Full-flow oil filter and bypass filter, oil cooler, and oil pan with drain valve
Emissions compliance: The QSX15 engine meets Tier 4 Final/Stage IV emissions regulations, with a combination of selective catalytic reduction (SCR) and exhaust gas recirculation (EGR) technologies
