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DCEC ISB3.9S4 Automotive Engine

DCEC ISB3.9S4 series automotive engine is four-strokes engine with 102 mm bore and 120 mm stroke, Equipped with Bosch (or BYC or Weifu) pump. engine comes with turbocharger and Air- Air intercooler. The prime power range is from 123 HP to 158 HP.
As part of EMAC, DuraMac provides complete powertrain that integrated with DCEC engine, Fast-Eaton clutch, FAST-CAT transmission, Dongfeng-DANA axle and Komman air suspension, while the electrification of automobile is the certain future, Duramac also get involved with EV powertrain system. We provide full life cycle services for all customers, from design to power system supply, from installation to commissioning, from after-sales service training to spare parts supply, from trouble shooting to overhaul technical support.
DCEC ISB3.9S4 series electronic automotive engine can reach upto EU Stage VI emission standard, the number 30/40/50/60 are the emission standard mark of engine, which means engine emission standard are EU Stage III, IV, V, VI. For different emission standard DCEC ISB3.9S4 electronic series automotive engine, the engine itself are the same, the major different are the after-treatment system and ECU program, EMAC will keep updating products introduction page of different emission standard version engines, welcome to subscribe our website to get latest update information.
If you are in need of engine model that not available on our website for the moment, please contact EMAC sales team for technical details and related documents, our well trained sales and engineering team will help you with all products and techical documents available here at DCEC.

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General Specifications of ISB3.9S4 Series

Engine Type:6 Cylinders
Displacement:3.9 L
Bore * Stroke:
107 mm * 124 mm
Advertised Power:
123 – 158 HP @ 2500 RPM
Peak Torque:
410 – 450 N.m @ 1500 -2500 RPM
Rated Speed:2500 RPM
Emission Standards:
Euro III
Aspiration Method:Turbocharged & Charge Air Cooled
Wet Weight:890 kg
Fuel System:Denso HPCR
DCEC ISB3.9S4 Automotive Engine Catalogue

Engine Model

Rated Power

Peak Torque

Engine Model

Rated Power

Peak Torque

ISB3.9-125E40A123 HP @ 2500 RPM410 N.m @ 1500 RPMISB3.9-140E40A136 HP @ 2500 RPM450 N.m @ 1500 RPM
ISB3.9-160E41A158 HP @ 2500 RPM450 N.m @ 2500 RPM
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DCEC ISB3.9S4 Series Automotive Engine

This is the list of all series of DCEC ISB3.9S4 Series Automotive Engine.
Click here to find automotive engines by type (Fuel System & Emission Standard).

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