Details
Foton Cummins ISF2.8s4129T Complete Engine Assembly
The Cummins ISF2.8s4129T engine is a compact high-efficiency diesel power unit developed for light commercial vehicles, urban logistics trucks and pickup applications. This model belongs to the Cummins ISF2.8 engine platform and is widely used in Foton commercial vehicles requiring stable torque output, fuel efficiency and long-term operational reliability.
Compared with larger displacement commercial diesel engines, the ISF2.8s4129T provides a balance between lightweight construction and strong low-speed torque. The engine adopts a high-pressure common rail fuel injection system together with turbocharging technology to improve combustion efficiency and reduce fuel consumption under urban transportation conditions.
As a professional diesel engine supplier, HekoPower supplies genuine Cummins ISF2.8s4129T complete engine assemblies for overseas distributors, repair workshops, fleet maintenance companies and equipment exporters. The engine can be supplied as a complete assembly including fuel system, turbocharger, ECU and related accessories according to customer requirements.
This Euro IV Cummins ISF2.8 130HP engine is suitable for customers seeking replacement engines for Foton trucks, logistics transport vehicles and light cargo applications in markets across Southeast Asia, Africa and South America.
Tech Specs of Cummins ISF2.8s4129T
General Engine Data
Engine Model: Cummins ISF2.8s4129T
Type: 4 Cylinders in Line
Displacement: 2.78 L
Bore * Stroke: 94 * 100
Net Weight (with flywheel & alternator): 214 Kg
Overall Dimension: 606mm*641mm*632mm
Key Performance Data
Rated Power: 96 kW/129 HP
Rated Speed: 3200 rpm
Idle Speed: 750 rpm
Min. Fuel Consumption: 205 g/Kw.h
Max Continuous Running Altitude: 2000 m
Max. Torque/Speed: 310 N.m @ 1600-2700 rpm
Max. No-load Governed Speed: 3600 rpm
More Technical Data
Certification: Euro III
Aspiration: Turbocharged & Charge Air Cooled
Fuel System: Bosch Direct Injection/HPCR, SCR
Compression Radio: 16.5:1
Starting System: Electrical Starting Motor 24V
Starting Temp (with/without auxiliary system): -10℃/-25℃
Cooling Method: Water cooled
Engine Cooling Fluid Volume: 11.1 L
Deep Dive into the ISF2.8s4129T Torque and Power Output
The unique performance signature of this engine comes down to the balance of its 96kW power rating and its Euro 4 emissions architecture. Unlike older mechanical or basic electronic engines, the ISF2.8s4129T electronic control unit adjusts injection timing based on real-time manifold pressure and exhaust gas temperature sensors. This prevents power drop-offs during prolonged uphill climbs under load.
Understanding the Bosch Common Rail Diesel Architecture
The common rail system on this Cummins ISF2.8 light truck engine operates at pressures exceeding 1600 bar. This high-pressure environment splits a single injection cycle into multiple micro-injections. The result is a cleaner burn, elimination of unburnt black smoke, and strict compliance with global Euro IV Cummins ISF2.8 engine mandates.
Technical Comparisons: ISF2.8s4129T vs. Competitor Variations
Selecting the wrong configuration within the Cummins ISF family is a common procurement mistake. While the external block dimensions across the ISF2.8 platform look identical, the internal calibration, turbocharger selection, and emissions equipment vary wildly.
ISF2.8s4129T vs ISF2.8s3148T
Both engines belong to the Cummins ISF2.8 platform, but the ISF2.8s4129T offers higher power output and is better suited for heavier urban cargo transportation.
The ISF2.8s3148T is often selected for lighter commercial vehicles with lower payload requirements, while the 130HP ISF2.8s4129T provides stronger acceleration and improved torque reserve for logistics operations.
ISF2.8 vs ISF3.8 Engine Platform
Some buyers compare the ISF2.8 engine with the larger ISF3.8 platform. The ISF3.8 engine offers higher displacement and greater torque capacity for medium-duty trucks. However, the ISF2.8 engine remains more fuel-efficient for light-duty transportation and urban delivery routes.
For fleet operators prioritising operating cost control and lower fuel consumption, the Cummins ISF2.8 light truck engine is often the more economical solution.
The Critical Differences: s4129T vs. Lower Horsepower Variants
The s4129T model outputs 130 horsepower, distinct from lower-tier variants like the 110-horsepower configurations. This power boost is achieved via an optimized ISF2.8 turbocharged diesel engine layout featuring a modified wastegate turbocharger. This allows higher air intake volumes without placing undue mechanical stress on the cylinder head or pistons.
Euro IV vs. Euro V Infrastructure Requirements
Many wholesale buyers confuse the Euro 4 Cummins ISF2.8 130HP engine with newer Euro 5 models. The s4129T model is specifically optimized for regions utilizing Euro IV fuel infrastructure. It delivers high power without requiring complex Selective Catalytic Reduction (SCR) systems or Urea (AdBlue) injection fluids. This reduces the mechanical footprint and simplifies integration into existing chassis configurations.
Real Application Scenarios for the ISF2.8 Platform
The versatile design of the genuine Cummins ISF2.8s4129T diesel engine makes it the primary choice across several commercial transport and light-duty industrial applications.
Last-Mile Logistics and Urban Cargo Vehicles
In modern urban logistics, delivery trucks face continuous stop-and-go driving profiles. The ISF2.8 engine for logistics vehicle operations delivers high torque at low RPMs, allowing drivers to accelerate rapidly with a fully loaded box trailer while protecting the transmission from premature clutch wear.
Light Commercial Trucks and Fleet Transport
The Foton light truck Cummins engine configuration serves as the backbone of short-haul distribution networks throughout the global market. Its narrow, lightweight block allows it to fit neatly into cab-over-engine body designs without compromising passenger cabin space or driver comfort.
Regional Infrastructure Adaptation
HekoPower operates as a reliable Cummins diesel engine supplier to Africa, South America, and the Cummins engine for Southeast Asia market segments. In these territories, fleet operators value the ISF2.8s4129T for its ability to operate reliably in high-temperature environments and its relative ease of service compared to overly computerized alternatives.
Maintenance, Troubleshooting, and Replacement Tips
To maximize the service life of your Cummins ISF2.8 replacement engine assembly, regular attention must be paid to fluid quality and component wear intervals. Because common-rail systems operate under intense internal tolerances, fuel cleanliness is paramount.
Managing the ISF2.8 Injector and Turbocharger Lifespan
Water contamination in diesel fuel is the primary cause of premature injector failure on the Cummins ISF2.8 common rail diesel engine. We highly recommend installing a high-efficiency water separator upstream from the primary fuel filter. Additionally, always let the engine idle for two minutes before shut down to allow oil to cool the turbocharger bearings properly.
Sourcing Parts for a Cummins ISF2.8 Overhaul Engine Project
When executing a partial rebuild rather than buying a complete assembly, ensure you use certified Cummins ISF2.8 engine spare parts. Using aftermarket pistons or incorrect head gaskets alters the combustion chamber volume, throwing off the ECU calculations and leading to rough idling or catastrophic engine failure.
Procurement Guide: Wholesale, Logistics, and Freight Calculations
As an established industrial diesel engine wholesale supplier, HekoPower streamlines the international B2B purchasing process for logistics companies and parts distributors worldwide.
Determining the Cummins ISF2.8s4129T Price and Shipping Weight
A complete ISF2.8s4129T engine assembly has a dry weight of approximately 214 kilograms. When crated in our reinforced export timber packaging, the total shipping weight averages 250 kilograms. This compact profile allows for cost-effective air freight for urgent breakdowns, or optimized ocean container packing for high-volume wholesale orders.
Secure Worldwide Delivery Infrastructure
Every single genuine Cummins engine exporter transaction through HekoPower includes comprehensive documentation. This covers commercial invoices, certificates of origin from the BFCEC manufacturing facility, and detailed packing slips to guarantee seamless customs clearance at your destination port.
BFCEC ISF Series, original products from Beijing Foton Cummins Engine Company Limited (BFCEC), a 50/50 joint venture between Cummins Inc. and China's Beiqi Foton Motor Company (Foton Motor). BFCEC produces Cummins light-duty, high-performance ISF diesel engines. This series mainly includes ISF2.8s3129T, ISF2.8s3148T, ISF2.8s4129P, ISF2.8s4129T, ISF2.8s5129T, ISF2.8s4148T, ISF2.8s4161P, ISF3.8s3141, ISF3.8s3154, ISF3.8s3168, ISF3.8s4141, ISF3.8s4154, ISF3.8s4168, ISF2.8s4107P.
Frequently Asked Questions Regarding the Cummins ISF2.8s4129T
Is the Cummins ISF2.8s4129T engine interchangeable with other vehicle brands?
Yes. While it is widely branded as a Foton Cummins ISF2.8s4129T engine due to factory partnerships, this motor can replace alternative 2.8L engines in various light trucks, passenger vans, and utility pickups, provided the bellhousing mount and ECU wiring harness match.
What is included with a complete engine assembly from HekoPower?
Our complete assemblies are shipped as ready-to-run units. They include the cylinder block, cylinder head, high-pressure fuel pump, fuel injectors, turbocharger, alternator, starter motor, and front gear train cover assembly.
How do I verify that the engine is a genuine BFCEC product?
Every authentic engine features a laser-etched data plate on the rocker cover displaying the unique Engine Serial Number (ESN). This serial number can be verified directly through the official Cummins global database.
