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CAT C6.4 Diesel Engine Robust High Torque Fuel Efficient for Medium Excavators Construction and Industrial Use
The CAT C6.4 is a heavy‑duty inline 6‑cylinder diesel engine featuring ACERT technology, turbocharging and aftercooling, delivering stable power, strong torque and excellent fuel economy. Built with rugged structure and electronic fuel control, it ensures long service life, low maintenance and reliable performance for 20‑ton excavators, loaders and industrial machinery.
Specifications
Item
Details
Engine Type
Inline 6 Cylinder 4 Stroke Water Cooled Diesel
Displacement
6.4 L
Bore x Stroke
102 mm × 130 mm
Power Range
92–103 kW 123–138 hp @ 2000 rpm
Aspiration
Turbocharged Aftercooled
Fuel System
Electronic Unit Injection
Compression Ratio
17.0:1
Dry Weight
approx. 680 kg
Emission Standard
EPA Tier 3 EU Stage IIIA
Key Advantages
Strong low‑speed torque improves digging and working efficiency
ACERT technology optimizes combustion and reduces fuel consumption
Rugged construction for long‑hour heavy‑duty operation
Compact structure for easy installation in medium machinery
Low noise and vibration for better operator comfort
Simple maintenance and widely available spare parts
Stable performance in harsh working environments
Complies with global mainstream emission standards
Typical Applications
CAT 320D 320D2 323D series excavators
Medium wheel loaders and backhoe loaders
Industrial generator sets and pump units
Construction and earthmoving machinery
Agricultural and forestry equipment
Material handling and municipal machines
FAQs
What engine type is the CAT C6.4
It is an inline 6 cylinder 4 stroke turbocharged aftercooled diesel engine
What is the displacement of the C6.4
Displacement is 6.4 liters
What is the power output
It delivers 92 to 103 kW 123 to 138 hp at 2000 rpm
Which machines use the C6.4 engine
Mainly for CAT 320D 323D excavators and medium construction equipment
Is the C6.4 engine fuel efficient
Yes ACERT technology and optimized combustion provide good fuel economy
Are spare parts easy to source globally
Yes genuine and aftermarket parts are widely available
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Exporter,Manufacturer
Year Established:
2008
Total Annual:
5000000-10000000
Employee Number:
101~200
Ecer Certification:
Verified Supplier
Located in the Fuyong Huabang Excavator Parts Wholesale Department in Bao'an District, Shenzhen, it is a professional excavator parts supplier in China.We offer a range of excavator parts, including hydraulic pumps, control valves, main reducers, swing motors, engine assemblies, and other crucial co... Located in the Fuyong Huabang Excavator Parts Wholesale Department in Bao'an District, Shenzhen, it is a professional excavator parts supplier in China.We offer a range of excavator parts, including hydraulic pumps, control valves, main reducers, swing motors, engine assemblies, and other crucial co...