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High-performance 6-cylinder diesel engine assembly designed for excavators, mining equipment, marine applications, generators, and industrial machinery.
Engine Overview
K19 engine KTA19 QSK19 6 cylinder diesel engine 19L turbocharged aftercooled heavy duty mining haul truck excavator marine generator set industrial diesel motor replacement.
Key Features
High strength alloy cast iron cylinder block with wet replaceable liners for excellent heat dissipation and easy maintenance
PT fuel system or common rail injection for high pressure precise injection, full combustion, and low fuel consumption
Holset turbocharger with air-to-air aftercooling for sufficient intake air and high power output
4 valves per cylinder with optimized combustion chamber design to improve fuel efficiency and reduce emissions
Forged steel crankshaft and connecting rods with strong structure to withstand heavy load and continuous operation
Compact structure with high power-to-weight ratio for easy installation in limited space
Technical Specifications
Item
Parameter Details
Main Engine Model
K19 KTA19 QSK19
Engine Structure
Inline 6 Cylinder 4 Stroke Vertical Water Cooled Diesel
Total Displacement
19L (1150 cu in)
Bore × Stroke
159mm × 159mm Compression Ratio:13.5:1~15.5:1
Rated Power/Speed
450-700HP (336-522kW) @ 1500/1800/2100RPM
Max Torque
1906-2729N*m @ 1500RPM
Intake Mode
Turbocharged & Aftercooled
Fuel System
PT Fuel System / Common Rail (QSK19)
Electric System
24V Starting Motor and Matching Alternator
Emission Standard
IMO Tier II EU Stage II EPA Tier 2
Net Dry Weight
1838KG
Overall Dimension
2010×1067×1143MM
Cross Reference Engine Code
KTA19-C525 KTA19-M550 KTA19-G4 QSK19
Available Product Type
New OEM Original Aftermarket New Rebuilt Machined Unit
FOB Price Range
$8500~$28000 based on product quality grade
Compatible Applications
Applicable Machine Model
Compatible Engine Model
Alternative Part Number
Mining Haul Truck Excavator
KTA19-C525 K19-C600
3804669 4915305 3044516
Marine Main Engine Propulsion
KTA19-M550 QSK19-M
3804709 4915306 3044517
350-500KVA Diesel Generator Set
KTA19-G3 KTA19-G4
3804670 4915307 3044518
Wheel Loader Bulldozer Heavy Equipment
K19 Industrial Spec
3804671 4915308 3044519
Oil Gas Drilling Rig Compressor
KTA19-P600
3804672 4915309 3044520
Application Details
Original and rebuilt K19 full engine assembly 19L inline six-cylinder turbocharged aftercooled diesel unit widely used for mining haul trucks, excavators, marine vessels, generator sets and heavy industrial equipment with reliable performance and easy maintenance.
Frequently Asked Questions
What is the difference between KTA19 and QSK19?
KTA19 uses PT fuel system with mechanical or electronic control, while QSK19 adopts common rail fuel system with electronic control for higher power and better emission performance.
What is the life expectancy of K19 engine?
With proper maintenance, K19 engine can reach 20,000+ hours service life.
Is K19 engine suitable for marine use?
Yes, K19-M series is specially designed for marine applications and complies with IMO emission standards.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Distributor/Wholesaler,Trading Company
Year Established:
2008
Total Annual:
10000000¥-100000000¥
Employee Number:
50~150
Ecer Certification:
Verified Supplier
Guangzhou Lanxin Machinery Equipment Co., Ltd., established in 2008, is a professional supplier of excavator parts and mining equipment parts located in Guangzhou, Guangdong Province, China. Focusing on engineering components, and leveraging 18 years of professional experience in the construction ma... Guangzhou Lanxin Machinery Equipment Co., Ltd., established in 2008, is a professional supplier of excavator parts and mining equipment parts located in Guangzhou, Guangdong Province, China. Focusing on engineering components, and leveraging 18 years of professional experience in the construction ma...