Product Overview

4 Cylinder Turbo Diesel Engine is a turbocharged inline 4-cylinder compression-ignition diesel engine designed for generator sets, industrial alternators, and light-to-medium duty power applications.

Technical Specifications

Parameter / Technical Feature	Specification / Value
Structural Parameters
Configuration	Inline 4 (I4)
Displacement	2.0 L (1,995 cc)
Bore × Stroke	84.0 mm × 90.0 mm
Compression Ratio	16.5:1
Valvetrain	DOHC, 16-Valve (4 valves per cylinder)
Performance Parameters
Maximum Power Output	140 kW (188 hp) @ 4,000 RPM
Maximum Torque	400 Nm @ 1,750–2,500 RPM
Maximum Engine Speed	4,800 RPM
Idling Speed	750 RPM
Fuel & Combustion System
Injection Type	Common Rail Direct Injection (CRDi)
Maximum Rail Pressure	2,200 bar
Injector Type	Piezoelectric actuated
Injection Strategy	Up to 8 injections per cycle (pilot/main/post)
Air Intake & Turbocharging
Turbocharger Type	Variable Geometry Turbocharger (VGT)
Maximum Boost Pressure	1.8 bar (relative)
Intercooler Type	Air-to-Water Charge Air Cooler
Emission & Aftertreatment
EGR System	Dual-loop (high + low pressure)
Aftertreatment System	DOC + DPF + SCR (AdBlue compatible)
Emission Standard	Euro 6d / EPA Tier 4 Final
Physical & Interface
Dry Weight	165 kg
Dimensions (L × W × H)	650 × 610 × 720 mm
Engine Oil Capacity	5.5 L
Coolant Capacity	7.5 L
Electrical System	12 V

Engineering Features

01/

Cast Iron Engine Block
High-strength alloyed cast iron block designed for structural rigidity under continuous load operation.

02/

High-Pressure Common Rail System
Multi-stage injection control supports combustion stability and reduces component wear under variable load conditions.

03/

Variable Geometry Turbocharging
Turbo system calibrated for low-end torque response and stable boost across mid-speed range.

04/

Forged Steel Crankshaft
Crankshaft designed for torsional fatigue resistance in continuous-duty industrial applications.

Applications

Field	Typical Use	Engineering Function
Light Commercial Vehicles	Delivery / urban transport	Low-speed torque output
Agricultural Equipment	Medium tractors	Fuel efficiency under variable load
Construction Machinery	Hydraulic power systems	Stable pressure response
Marine Applications	Workboats	Thermal stability in long operation
Power Generation	Generator coupling	Load step stability

OEM/ODM Customization

• Transmission interface adaptation (SAE / custom housing)

• Oil pan geometry modification for installation constraints

• ECU calibration for emissions and altitude conditions

• Auxiliary component repositioning (alternator / pump layout)

• Biodiesel-compatible ECU mapping (B5–B20 range depending on configuration)

Quality Control

Fuel rail pressure tested up to 2,500 bar (leak and deformation check)
End-of-line hot test (20 minutes, torque deviation ≤ 3%)
Cylinder bore inspection via CMM (±5 μm tolerance control)
Batch durability validation: 500-hour full-load operation test
Oil analysis (spectrometric wear particle monitoring)

Compliance & Certifications

Standard	Scope
ISO 9001:2015	Quality management system
IATF 16949:2016	Automotive production control
ISO 14001:2015	Environmental management system
CE Marking	EU safety compliance
Euro VI / Stage V	Emission compliance (configuration-dependent)
EPA Tier 4 Final	Off-road emission compliance