Cummins KTA19 4BTA3.9、6BT5.9、6CTA8.3、6LTAA8.9、QSB4.5、QSB6.7、QSL8.9、QSZ13、QSM11、QSX15、NTA855，KTA19 engine for Cummins excavator

Description

Engine power:456 HP (335 kW)

Number of cylinders:6

Engine type:in-line

Turbo

Fuel:diesel

EEV

Intercooler

Engine volume:19,000 cm³

Number of valves:24

Condition

Condition:new

Warranty::3 months

More details — Cummins KTA19 4BTA3.9、6BT5.9、6CTA8.3、6LTAA8.9、QSB4.5、QSB6.7、QSL8.9、QSZ13、QSM11、QSX15、NTA855，KTA19 engine for Cummins excavator

Product Description: The Cummins KTA19 is an inline, six-cylinder, turbocharged, air-intercooled, water-cooled, four-stroke diesel engine with a displacement of approximately 19 L. Known for its high power, high torque, and durability, it is widely used in large construction machinery, ships, mining equipment, and high-power generator sets.

The KTA19 utilizes a high-pressure common rail or mechanical injection system (depending on the model and year), offering strong power output, excellent fuel efficiency, and reliability, making it suitable for heavy-duty, continuous operation.

Cummins KTA19 Product Specifications (Overview)

Engine Type: Inline 6-cylinder, 4-stroke, water-cooled diesel

Displacement: 19 L

Bore × Stroke: 159 mm × 159 mm

Charging: Turbocharging + air intercooling

Fuel System: Mechanical pump injection or high-pressure common rail (depending on the specific model)

Rated Power: Approximately 335–670 kW (450–900 hp) @ 2100 rpm

Maximum Torque: Approximately 2100–4000 Nm @ 1200–1600 rpm

Number of Valves: 24 (4 valves per cylinder)

Cooling: Water-cooled

Starting: Electric

Applications:

Large construction machinery (bulldozers, excavators)

Mining equipment (mining loaders, mining trucks)

Marine propulsion

High-power industrial and standby generator sets

We also offer a full range of Cummins engines, including 4BTA3.9, 6BT5.9, 6CTA8.3, 6LTAA8.9, QSB4.5, QSB6.7, QSL8.9, QSZ13, QSM11, QSX15, NTA855, and more, to meet the power needs of various equipment. We provide a one-stop solution to ensure your equipment always maintains optimal performance.