Details
Genuine DCEC Cummins BGe 230-31 Natural Gas Engine Assembly (5.9L, 230HP)
As global transit networks and commercial fleets transition toward lower emission standards, the demand for reliable alternative fuel powerplants has surged. The DCEC Cummins BGe 230-31 natural gas engine represents a benchmark in this category. Delivering a robust 172kW (230HP) at 2800 rpm, this 5.9L Cummins gas engine is engineered specifically for medium to heavy-duty commercial operations. Manufactured by the Dongfeng Cummins Engine Co., Ltd (DCEC), it successfully bridges the gap between the heavy-hauling torque expected from traditional diesels and the strict environmental compliance required in modern urban centers.
At HekoPower, we operate as a premier wholesale DCEC Cummins BGe 230-31 supplier. We provide not just the bare engine block, but the complete OEM Cummins vehicle gas engine power pack, ensuring fleet managers have a direct, drop-in solution for their commercial fleets.
Tech Specs of Cummins BGe 230-31
General Engine Data
Engine Model: Cummins BGe 230-31
Type: 6 Cylinders in Line
Displacement: 5.9 L
Bore * Stroke: 102 * 120
Net Weight (with flywheel & alternator): 413 Kg
Overall Dimension: 1026mm*699mm*912mm
Key Performance Data
Rated Power: 172 kW/230 HP
Rated Speed: 2800 rpm
Max Torque/Speed: 678 N.m @ 1600 rpm
Fuel Consumption @ Rated Power: 225 g/Kw.h
Torque Available @ Clutch Engagement: 386 N.m
Max. Altitude for Continuous Opera: 2600 m
More Technical Data
Certification: U.S.EPA 2004, Euro III
Aspiration: Turbocharged & Air-Air Intercooled
Fuel System: Cummins Fuel System
Compression Radio: 10.5:1
Starting System: Electrical Starting Motor 24V(510A)
Lowest Starting Temp Without auxiliary system: -10℃/-25℃
Cooling Method: Water cooled
Engine Cooling Fluid Volume: 12.3 L
Technical Comparisons: Navigating the Cummins 5.9L CNG Lineup
Fleet purchasers frequently ask us to clarify the differences between various 5.9L Cummins CNG vehicle engine models. Understanding these distinctions is critical for matching an engine to a specific chassis or emission regulation zone.
When evaluating the BGe 230-31 vs B5.9-230G engine, the primary differentiator is the emission standard and the engine management technology. While both are 230HP natural gas engines utilizing a 5.9-liter block, the B5.9-230G typically adheres to older Euro II standards. The BGe 230-31, however, is a Euro III and U.S. EPA 2004 certified powerplant. It utilizes a more advanced electronic control module (ECM) to meticulously manage the air-to-fuel ratio, resulting in cleaner combustion and more responsive throttle behavior under variable loads. If your fleet operates in heavily regulated municipal zones, the BGe 230-31 is the mandatory upgrade.
Another common comparison is the Cummins BGe 230-31 vs BGe 195-31. Both share the same B-series physical footprint and Euro III compliance. The difference lies entirely in the power mapping and internal stress tolerances. The BGe 195-31 is tuned for 145kW (195HP) and is highly efficient for lighter city buses running flat routes. In contrast, the BGe 230-31 pushes 172kW and generates a maximum torque of 678 Nm at just 1600 rpm. This makes the BGe 230-31 natural gas vehicle engine the definitive choice for fully loaded intercity coaches, articulated buses, or heavy commercial trucks navigating hilly terrain where low-end pulling power is non-negotiable.
Real Application Scenarios for the BGe 230-31
The architectural flexibility of the BGe 230-31 makes it a highly adaptable powerplant. We frequently supply this engine for two primary commercial sectors:
Cummins BGe 230-31 Engine for Yutong Bus and Urban Transit
Urban transit authorities demand engines that can handle constant stop-and-go traffic without overheating or suffering from carbon buildup. The BGe 230-31 CNG bus engine is the factory-standard heartbeat for several popular Yutong bus models, as well as transit vehicles from King Long and Higer. Its high torque availability at clutch engagement (386 Nm) allows heavy buses to accelerate smoothly away from stops, improving passenger comfort while optimizing BGe 230-31 fuel consumption.
Dongfeng Commercial Truck Natural Gas Engine Replacement
For regional logistics, the BGe 230-31 acts as a primary Dongfeng commercial truck natural gas engine replacement. Fleet operators converting from older diesels to CNG to save on fuel costs rely on this exact model. Because the BGe 230-31 engine dimensions (1026mm x 699mm x 912mm) closely mirror traditional B-series diesels, mechanics can execute engine swaps with minimal chassis modifications.
Maintenance, Engine Replacement Requirements, and Common Misconceptions
To maximize the lifecycle of the BGe 230-31 commercial vehicle engine, maintenance protocols must be strictly followed. Natural gas burns significantly hotter than diesel, which alters how you must approach preventative care.
The BGe 230-31 cooling system requires absolute diligence. Because of the elevated combustion temperatures of CNG, operators must ensure the 12.3-liter engine cooling fluid capacity is maintained with high-quality, Cummins-approved coolants. A degraded cooling system will quickly lead to head gasket failures.
Similarly, BGe 230-31 spark plug replacement intervals cannot be ignored. Unlike diesel engines that rely on compression ignition, this CNG engine utilizes a high-energy spark ignition system. Depending on operational loads, spark plugs and ignition coils must be inspected regularly to prevent misfires, which can damage the exhaust catalyst. HekoPower provides all genuine Cummins natural gas engine parts and maintenance kits alongside our complete assemblies to ensure your mechanics have exactly what they need.
There is a stubborn misconception in the transport industry that CNG engines lack the aggressive "grunt" of a diesel. This is fundamentally false when looking at the Cummins 5.9L natural gas engine torque specs. By utilizing a specialized turbocharged and air-to-air intercooled aspiration system, the BGe 230-31 delivers its peak 678 Nm of torque at a very low 1600 rpm. It drives, pulls, and hauls with the exact same authority as its diesel counterpart, just with drastically reduced particulate matter.
The Broader Cummins Gas Engine Ecosystem
While the 230HP variant is a flagship model for heavy applications, it operates within a wider family of specialized engines designed to meet every exact transit and commercial requirement. If you are a fleet manager standardizing your garage, understanding the broader lineup ensures you have the right displacement and power mapping for every route.
DCEC Gas Engine Series, original products from Dongfeng Cummins Engine Plant (DCEC), Cummins Joint Venture Plant since 1986, 50% shareholding by Cummins USA. This series mainly includes B5.9-150G, BGe 150-30, B5.9-195G, BGe 195-31, BGe 200-30, B5.9-230G, BGe 230-31.
Frequently Asked Questions (FAQ)
What is the Cummins BGe 230-31 complete engine assembly price?
Because pricing fluctuates based on global logistics, order volume, and specific ECM programming configurations required for your chassis, we do not list a flat retail price. As a specialized BGe 230-31 engine exporter, HekoPower offers highly competitive wholesale pricing. Contact our sales team directly for an immediate, customized quote based on your delivery port.
What is the difference between BGe 230-31 and B5.9-230G?
The BGe model offers enhanced emission compliance and is better suited for regulated markets.
Are the BGe 230-31 engine dimensions and weight identical to diesel equivalents?
They are highly comparable, which makes conversions easier. The BGe 230-31 engine weight sits at approximately 413 kg (net weight with flywheel and alternator). The mounts and bell housings align with standard Cummins B-series configurations.
What are the strict BGe 230-31 engine replacement requirements?
When swapping this into a chassis originally designed for a different engine, you must ensure the vehicle's high-pressure CNG fuel delivery lines are compatible with the Cummins Fuel System. Additionally, the chassis must support a 24V (510A) electrical starting motor system, and the exhaust routing must accommodate the specific Euro III catalytic converter setup.
