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DCEC ISZ13 Automotive Engine

DCEC ISZ13 series automotive engine is a 6-cylinders in line, 13 liter four-strokes engine with 130 mm bore and 163 mm stroke. Equipped with Electrically Control High-pressure Common Rail, engine comes with turbocharger and Air- Air intercooler. The prime power range is from 424 HP to 525 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 ISZ13 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 ISZ13 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.

General Specifications of ISZ13 Series

Engine Type:6 Cylinders
Displacement:13 L
Bore * Stroke:
130 mm * 163 mm
Advertised Power:
424 – 525 HP @ 2100 RPM
Peak Torque:
1966 – 2509 N.m @ 1000 -1600 RPM
Rated Speed:2100 RPM
Emission Standards:
Euro IV – Euro V
Aspiration Method:Turbocharged & Air Intercooler
Wet Weight:1157 kg
Fuel System:XPI Fuel System

Cummins China Engine

Cummins have 6 50:50 joint venture engine plants in China partnershipped with different Chinese automotive or equipment manufacturers, including DCEC-Dongfeng Cummins, CCEC-Chongqing Cummins, BFCEC-Beijing Foton Cummins, XCEC-Xi'an Cummins, GCIC-Guangxi Cummins, APCL-Anhui Cummins. EMAC Power is working with all of these engine plants, providing customers full ranges of customize engine power pack with all of Cummins engines produced in China.

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Fast Gear

The F6A Series Automated Transmission uses the FAST automatic transmission, has six front gears, the transmission ratio step arrangement is reasonable, has very outstanding fuel economy. Adopt hydraulic automatic transmission. The F6A Series Automated Transmission has six gears, each with a different reduction ratio.

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EV Truck

Electric wheel dump trucks use electricity as a power source, completely abandoning traditional fuel engines. This change enables the vehicle to achieve true “zero emissions” during operation, without the emission of pollutants such as carbon monoxide, nitrogen oxides, and particulate matter in the exhaust gas, greatly reducing the pollution to the atmospheric environment.

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DANA Axle

Applying the advanced technology of DANA with high efficiency, fuel economy, strong load torque, low noise,high reliability, lower procurement cost, low repair cost and lower maintenance cost.

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Datong Gear

The Datong HW25712XSJ Heavy Manual No-Sync Gearbox has a torque of 2500 N.m, a gear ratio range of 14.941-1, an oil capacity of 13 L (13.5 L when equipped with a power take-off), an overall length of 993 mm, and a weight of 428 kg.

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Crane Trucks

The DFZ5258JSQSZ6D truck crane is a powerful and versatile vehicle designed for efficient lifting and transportation tasks. Equipped with a YCS06300-61 engine and a Shaanxi Auto Fast gear : 10JS120TA high-low gear with synchronizer、PTO gearbox, it provides strong and stable power for demanding operations.

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All Wheel Drive Off-road Chassis

Dongfeng Special Vehicle's all-wheel-drive off-road chassis series, developed based on military technology platforms, supports 4×4/6×6 drive configurations and delivers exceptional cross-country capability, high reliability, and strong environmental adaptability. DuraMac provides customized off-road solutions, with products widely applied in high-altitude rescue, wilderness exploration, special transport, and military applications, meeting the demands of both domestic and international specialty vehicle markets.

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Medium & Heavy-duty Truck

DuraMac offers a full range of Dongfeng solutions for medium-to-heavy-duty trucks, covering diesel, pure electric, and hydrogen fuel cell powertrains. Its pure electric trucks feature high-energy-density batteries and electric drive systems with dual-gun fast charging capability, ensuring high operational efficiency. Hydrogen-powered heavy-duty trucks are equipped with an intelligent VCU control system and offer multiple power variants. All products utilize high-strength chassis and IP68-rated electrical systems, meeting diverse operational demands across engineering transport, port logistics, and urban distribution.

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DCEC ISZ13 Automotive Engine Catalogue

Engine Model

Rated Power

Peak Torque

Engine Model

Rated Power

Peak Torque

ISZ425 40425 HP @ 2100 RPM1966 N.m @ 1200 RPMISZ425-40A425 HP @ 2100 RPM1966 N.m @ 1600 RPM
ISZ425-40B425 HP @ 2100 RPM1966 N.m @ 1200 RPMISZ425-41424 HP @ 2100 RPM2016 N.m @ 1000-1400 RPM
ISZ450 40450 HP @ 2100 RPM2237 N.m @ 1200 RPMISZ450-40A456 HP @ 2100 RPM2237 N.m @ 1600 RPM
ISZ450-40B450 HP @ 2100 RPM2237 N.m @ 1200 RPMISZ450-41450 HP @ 2100 RPM2338 N.m @ 1000-1300 RPM
ISZ460-51450 HP @ 2100 RPM2338 N.m @ 1000-1300 RPMISZ480 40480 HP @ 2100 RPM2321 N.m @ 1000-1500 RPM
ISZ480 41473 HP @ 1900 RPM2321 N.m @ 1100-1300 RPMISZ 520 40520 HP @ 2100 RPM2508 N.m @ 1200-1500 RPM
ISZ520-41512 HP @ 1900 RPM2458 N.m @ 1100–1300 RPMISZ520 41512 HP @ 1900 RPM2458 Nm @ 1100-1300 RPM
ISZ 525 40525 HP @ 2100 RPM2508 N.m @ 1200 RPMISZ525-40A525 HP @ 2100 RPM2509 N.m @ 1600 RPM
ISZ525-40B525 HP @ 2100 RPM2508 N.m @ 1200 RPMISZ525-40C525 HP @ 2100 RPM2508 N.m @ 1200 RPM
——END——

DCEC ISZ13 Series Automotive Engine

This is the list of all series of DCEC ISZ13 Series Automotive Engine.
Click here to find automotive engines by type (Fuel System & Emission Standard).

ISZ 425 40 Automotive Engine

ISZ 425 40 Automotive Engine

Rated Power: 425 HP (317 kW) @ 2100 RPM
Max. Torque: 1966 N.m @ 1200 RPM
Fuel System: XPI
Aspiration: Turbocharged and Charge Air Cooled
Emission Standard: EURO IV

ISZ425-40A Automotive Engine

ISZ425-40A Automotive Engine

Rated Power: 425 HP @ 2100 RPM
Max.Torque: 1966 N.m @ 1600 RPM
Fuel System: XPI Fuel System
Aspiration: TC & Air Intercooler
Emission Standard: Euro IV

ISZ425-40B Automotive Engine

ISZ425-40B Automotive Engine

Rated Power: 425 HP @ 2100 RPM
Max.Torque: 1966 N.m @ 1200 RPM
Fuel System: XPI Fuel System
Aspiration: TC & Air Intercooler
Emission Standard: Euro IV

ISZ 450 40 Automotive Engine

ISZ 450 40 Automotive Engine

Rated Power: 450 HP (335 kW) @ 2100 RPM
Max. Torque: 2237 N.m@ 1200 RPM
Fuel System: XPI
Aspiration: Turbocharged and Charge Air Cooled
Emission Standard: EURO IV

ISZ425-40A Automotive Engine

ISZ425-41 Automotive Engine

Rated Power: 425 HP @ 2100 RPM
Max.Torque: 2016 N.m @ 1000-1400 RPM
Fuel System: XPI Fuel System
Aspiration: TC & Air-Air Intercooler
Emission Standard: Euro IV

ISZ480 40 Automotive Engine

ISZ480 40 Automotive Engine

Rated Power: 480 HP @ 2100 RPM
Max. Torque: 2321 N.m @ 1100 RPM~1500 RPM
Fuel System: XPI
Aspiration: Turbocharged and Charge Air Cooled
Emission Standard: EURO IV

ISZ450-40A Automotive Engine

ISZ450-40A Automotive Engine

Rated Power: 450 HP @ 2100 RPM
Max.Torque: 2237 N.m @ 1600 RPM
Fuel System: XPI Fuel System
Aspiration: TC & Air Intercooler
Emission Standard: Euro IV

ISZ480 41 Automotive Engine

ISZ480 41 Automotive Engine

Rated Power: 480 HP @ 1900 RPM
Max. Torque: 2321 Nm @ 1000 – 1300 RPM
Fuel System: XPI
Aspiration: Turbocharging & air-to-air cooling
Emission Standard: EURO IV

ISZ450-40B Automotive Engine

ISZ450-40B Automotive Engine

Rated Power: 450 HP @ 2100 RPM
Max.Torque: 2237 N.m @ 1200 RPM
Fuel System: XPI Fuel System
Aspiration: TC & Air-Air Intercooler
Emission Standard: Euro IV

ISZ520 40 Automotive Engine

ISZ520 40 Automotive Engine

Rated Power: 520 HP @ 2100 RPM
Max. Torque: 2508 N.m @ 1200-1500 RPM
Fuel System: XPI
Aspiration: Turbocharged and Charge Air Cooled
Emission Standard: EURO IV

ISZ450-41 Automotive Engine

ISZ450-41 Automotive Engine

Rated Power: 450 HP @ 1900 RPM
Max.Torque: 2338 N.m @ 1000-1300 RPM
Fuel System: XPI Fuel System
Aspiration: TC & Air-Air Intercooler
Emission Standard: Euro IV

ISZ 525 40 Automotive Engine

ISZ 525 40 Automotive Engine

Rated Power: 525 HP (392 kW) @ 2100 RPM
Max. Torque: 2508 Nm @ 1200 RPM
Fuel System: XPI
Aspiration: Turbocharged and Charge Air Cooled
Emission Standard: EURO IV

ISZ 425 40 Automotive Engine

ISZ460-51 Automotive Engine

Rated Power: 460 HP @ 1900 RPM
Max.Torque: 2330 N.m @ 1100-1300 RPM
Fuel System: XPI Fuel System
Aspiration: TC & Air-Air Intercooler
Emission Standard: Euro V

ISZ425-40A Automotive Engine

ISZ520 41 Automotive Engine

Rated Power: 512 HP (520 Ps) @ 1900 RPM
Max. Torque: 2458 Nm @ 1100-1300 RPM
Fuel System: XPI
Aspiration: Turbocharging & air-to-air cooling
Emission Standard: EURO IV

ISZ425-40B Automotive Engine

ISZ520-41 Automotive Engine

Rated Power: 520 HP @ 1900 RPM
Max.Torque: 2458 N.m @ 1100-1300 RPM
Fuel System: XPI Fuel System
Aspiration: TC & Air-Air Intercooler
Emission Standard: Euro IV

ISZ 450 40 Automotive Engine

ISZ525-40A Automotive Engine

Rated Power: 525 HP @ 2100 RPM
Max.Torque: 2509 N.m @ 1600 RPM
Fuel System: XPI Fuel System
Aspiration: TC & Air Intercooler
Emission Standard: Euro IV

ISZ480 40 Automotive Engine

ISZ525-40B Automotive Engine

Rated Power: 525 HP @ 2100 RPM
Max.Torque: 2508 N.m @ 1200 RPM
Fuel System: XPI Fuel System
Aspiration: TC & Air-Air Intercooler
Emission Standard: Euro IV

ISZ480 41 Automotive Engine

ISZ525-40C Automotive Engine

Rated Power: 525 HP @ 2100 RPM
Max.Torque: 2508 N.m @ 1200 RPM
Fuel System: XPI Fuel System
Aspiration: TC & Air-Air Intercooler
Emission Standard: Euro IV

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