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Komatsu 6D114 Diesel Engine Direct Injection High Power Durable Efficient for Medium and Heavy Construction Equipment
The Komatsu 6D114 is a rugged inline 6‑cylinder water‑cooled diesel engine featuring direct injection, turbocharging, and air‑to‑air aftercooling. It delivers strong torque, stable power output, and exceptional fuel efficiency, built for long‑hour operation in excavators, loaders, dozers, and industrial machinery. Its robust design ensures low maintenance, long service life, and reliable performance in harsh working conditions.
Specifications
Item
Details
Engine Type
Inline 6 Cylinder 4 Stroke Water Cooled Diesel
Fuel System
Direct Injection / Common Rail Direct Injection
Displacement
8.85 L
Bore x Stroke
114 mm × 144.5 mm
Aspiration
Turbocharged Aftercooled
Rated Power
162–192 kW 217–257 HP @ 1950 rpm
Cooling System
Water Cooled
Key Advantages
Strong low‑speed torque for heavy duty operation and high productivity
Direct injection system ensures efficient combustion and low fuel consumption
Heavy duty structure for long service life under continuous workload
Turbocharged and aftercooled for stable power in high and low temperatures
Simple maintenance design reduces downtime and operating cost
Perfect OEM compatibility with Komatsu construction machinery
Wide global availability of spare parts and service support
Typical Applications
Komatsu PC300 PC350 PC360 series excavators
D65 series crawler dozers
WA430 and medium wheel loaders
Industrial generator sets and pump units
Mining and material handling equipment
Heavy duty construction and engineering machinery
FAQs
What type of engine is the Komatsu 6D114
It is an inline 6 cylinder 4 stroke water cooled direct injection diesel engine
What is the displacement of the 6D114
Displacement is 8.85 liters
What is the power range
It delivers 162 to 192 kW 217 to 257 HP at 1950 rpm
Which machines use the 6D114 engine
It is widely used in Komatsu excavators dozers loaders and industrial equipment
Is this engine fuel efficient
Yes direct injection and optimized combustion provide excellent fuel economy
Are spare parts easy to source
Yes parts are widely available globally with low maintenance cost
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...