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DEUTZ 914 Series (Tier 3 and 4i) Diesel Engine

3 – 6 Cylinder Diesel Engines
40 – 174hp
Tier 3 & 4i

DEUTZ 914 Series engines are 3 to 6-cylinder, naturally aspirated diesel engines. The diesel engine series is purely mechanical, and well known for its robust design and compatibility with high sulfur fuels. Individual cylinder and parts interchangeability within the 914 series reduces inventory and service costs. This makes it ideal for mining and military applications.

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General Details
  • Air-cooled 3 to 6-cylinder naturally aspirated diesel engines, with an inline arrangement.
  • 6-cylinder with turbocharging, charge-air cooled.
  • Robust design allows worldwide operation, even with high sulfur fuels.
  • Low noise emissions due to acoustically optimized components, offering smooth operation and high durability.
  • Highly efficient injection and combustion system ensures optimum engine performance, with low fuel consumption.
  • Very compact design reduces installation costs.
  • The diesel engines in the power range <55 kW meets US EPA Tier 4i standards.

DEUTZ 914 Series (Tier 3 and 4i) Diesel Engine

The DEUTZ 914 Series sets a new standard in diesel engine technology, delivering precision power and exceptional performance for a wide range of applications. From the compact D 914 L3 to the powerful TCD 914 L6, this series redefines what diesel engines can achieve.

Powerful Versatility:

With a range of configurations, from 3 cylinders to 6 cylinders, the DEUTZ 914 Series offers options tailored to your needs. Whether you require the compact design of the D 914 L3 or the robust power of the TCD 914 L6, you’ll find the perfect fit for your application.

Precision Engineering:

Built to exacting standards, the engines in the 914 Series feature a bore/stroke ratio of 102/132 mm (4.0/5.2 in), optimizing combustion for efficiency and performance. The high compression ratio of 21:1 ensures maximum power output while adhering to emissions regulations.

Reliable Performance:

Nominal speeds ranging from 2000 to 2300 RPM ensure a consistent and reliable performance across the board. The series offers power outputs as per ISO 14396, ranging from 43 kW (58 hp) to an impressive 129.9 kW (174.2 hp) in the TCD 914 L6, catering to a broad spectrum of requirements.

Torque On Demand:

Responsive torque delivery is a hallmark of the 914 Series. With maximum torque values ranging from 204 Nm (150.5 lb-ft) to an astonishing 650 Nm (479.4 lb-ft) in the TCD 914 L6, these engines provide the muscle needed to tackle the most demanding tasks.

Efficiency Redefined:

Fuel efficiency meets power with specific fuel consumption values as low as 218 g/kWh (0.358 lb/hph). These engines optimize fuel usage without compromising on performance, ensuring optimal operational costs.

Durable Design:

Built for longevity, the 914 Series engines feature robust construction and a minimum idling speed of 700 to 700-650 RPM, depending on the model. This ensures reliability during extended periods of operation.

Advanced Technology:

The 914 Series boasts advanced features, including switched internal Exhaust Gas Return (EGR) and a mechanical injection system, enhancing efficiency and environmental responsibility.

Precision Weighs In:

Engine weight is a critical factor, and the 914 Series strikes a balance between power and weight. Ranging from 277 kg (611 lbs) to 510 kg (1124 lbs), these engines provide optimal power-to-weight ratios for easy integration.

Built for Performance:

Experience the future of diesel power with the DEUTZ 914 Series (Tier 3 and 4i) Diesel Engine. Whether for industrial, agricultural, construction, or other applications, these engines deliver precision, power, and performance like no other. Choose DEUTZ for engines that redefine excellence.

Technical Data
Engine typeD 914 L3D 914 L4D 914 L5D 914 L6 TCD 914 L6
No. of cylinders34566
Bore/stroke (mm | in)102/132|4.0/5.2102/132|4.0/5.2102/132|4.0/5.2102/132|4.0/5.2102/132|4.0/5.2
Capacity (l | cu in)3.2 |1954.3 |2625,4 |3306.5 |3976.5 |397
Compression ratio21:0121:0121:0121:0119:01
Nominal speeds (min-1 | rpm)2000 - 23002000 - 23002000 - 230023002300
Power output as per ISO 143961) (kW | hp)43 |5858 |7872.5 |97.286.5 |116129.9 |174.2
at speed (min-1 | rpm)23002300230023002300
Max. torque (Nm | lb/ft)204 |150.5273 |201.4337 |248.6375 |276.6650 |479.4
at speed (min-1 | rpm)15001500150015001600
Minimum idling speed (min-1 | rpm)700700650-700650-700650-700
Specific fuel consumption2) (g/kWh | lb/hph)225|0.37220|0.362218|0.358220|0.362220|0.362
Weightas per DIN 70020 Part 7A2) (kg | lb)277 |611307 |677380 |838420 |926510 |1124
1)Capacity data without deduction of fan capacity
2)Best full load consumption refers to diesel with a density of 0.835 kg/dm3 at 15°C | 6.96 lb/US gallon at 60°F
3)Without starter/dynamo, cooler and fluids but with flywheel and flywheel housing
4)850 Nm | 627 lb-ft with switched internal EGR (exhaust gas return)
5)Mechanical injection system
The data on this data sheet are for information purposes only and are not binding values. The data in the quotation is definitive.

Locate the Serial Number

Serial Numbers:
Engine BF4L914
B → Turbo
F → Highspeed, compact engine
4 → Number of cylinders
L → Air-Cooled
914 → Engine family

Engine TCD914L06
T → Turbo
C → Charge Air Cooled
D → Diesel engine
914 → Engine Family
L → Cylinders in In-line configuration
06 → Number of Cylinders

Engine TCG914L06
T → Turbo
C → Charge Air Cooled
G → Gas
914 → Engine Family
L → Cylinders in In-line configuration
06 → Number of Cylinders

Torque Curves



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