Details
DCEC Cummins BGe 195-31 Natural Gas Engine Assembly
The DCEC Cummins BGe 195-31 engine represents a highly specialized power solution for commercial operators seeking to transition away from traditional diesel fuels. Engineered specifically as a dedicated 5.9L natural gas engine, this unit delivers a rated output of 145 kW (195 HP) at 2800 RPM. Dongfeng Cummins developed this specific configuration to meet the rigorous demands of urban transit and municipal logistics, balancing robust power delivery with stringent environmental compliance. As a dedicated engine exporter and wholesale distributor, HekoPower provides the complete Cummins BGe 195-31 engine assembly to fleet managers, vehicle manufacturers, and repair facilities worldwide.
Unlike aftermarket retrofits, the genuine Cummins BGe 195-31 is factory-built for compressed natural gas (CNG) and liquefied natural gas (LNG) applications. It relies on a closed-loop electronic control system, advanced lean-burn combustion technology, and precision spark ignition. This combination ensures that the BGe 195-31 natural gas engine maximizes fuel efficiency while dramatically reducing particulate matter and nitrogen oxide emissions. For commercial buyers sourcing a reliable 145 kW Cummins BGe 195-31, this engine offers a direct pathway to modernizing fleet operations without sacrificing the durability associated with the Cummins brand.
Tech Specs of Cummins BGe 195-31
General Engine Data
Engine Model: Cummins BGe 195-31
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: 145 kW/195 HP
Rated Speed: 2800 rpm
Max Torque/Speed: 570 N.m @ 1600 rpm
Fuel Consumption @ Rated Power: 239 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
Real Application Scenarios for the BGe 195-31
The technical specifications of this Dongfeng Cummins 145kW gas engine make it highly suitable for specific sectors of the commercial transportation industry. HekoPower supplies these engines primarily to operators managing high-frequency, stop-and-go driving routes.
Cummins BGe 195-31 for Transit Bus Operations
The most common application for this powerplant is the urban transit sector. A 195 HP Cummins natural gas engine for bus applications is ideal for 8-meter to 10-meter city transit vehicles. Urban bus routes are characterized by constant deceleration and acceleration. The BGe 195-31 delivers its peak torque of 570 Nm at low engine speeds, providing the necessary low-end grunt to pull a fully loaded passenger bus away from a designated stop smoothly. Additionally, spark-ignited CNG combustion is remarkably quieter than diesel combustion. This reduction in engine knock and vibration significantly improves passenger comfort and reduces noise pollution in densely populated urban neighborhoods.
Medium-Duty Commercial and Municipal Trucks
Beyond passenger transit, the 145 kW Cummins CNG engine for truck applications is frequently utilized in municipal sanitation fleets, street sweepers, and regional delivery vehicles. Municipalities are increasingly enacting strict low-emission zones that prohibit older diesel trucks. The BGe 195-31 commercial vehicle engine allows these essential service trucks to operate legally within city limits. The steady power delivery ensures that auxiliary equipment, such as hydraulic pumps on refuse trucks, operate efficiently without stalling the engine under load.
Engine Replacement Tips and Common Misconceptions
Fleet maintenance facilities undertaking a BGe 195-31 engine replacement must navigate specific technical requirements to ensure a successful installation. As a wholesale Cummins BGe 195-31 engine supplier, HekoPower frequently advises clients on best practices and critical compatibility checks.
Addressing Misconceptions About Gas Engine Maintenance
A prevalent misconception in mixed-fleet garages is that high-quality diesel engine oil can be universally applied to CNG vehicles. This is a critical error. The Cummins BGe 195-31 requires dedicated low-ash natural gas engine oil. Because CNG burns dry, the oil must lubricate the upper cylinders without leaving heavy metallic ash deposits. Standard diesel oils have high sulfated ash content; when burned in a gas engine, this ash forms hard deposits on the spark plugs and valves, leading to pre-ignition, misfires, and burned exhaust valves.
Another common misunderstanding involves the ignition system. Mechanics accustomed to diesel engines sometimes overlook the precision required for the BGe 195-31 CNG fuel system and ignition coils. Spark plug gaps must be checked and set to exact factory tolerances. A gap that is too wide forces the ignition coils to work harder to bridge the arc, which drastically reduces the lifespan of the electrical components and negatively impacts the Cummins BGe 195-31 fuel consumption rates.
Replacement Compatibility and Installation Checks
When purchasing a wholesale DCEC Cummins BGe 195-31 assembly for repowering an older vehicle, technicians must verify several integration points. First, assess the Cummins BGe 195-31 engine mounting dimensions. While the block footprint matches standard B-series mounts, the placement of the gas regulator and mixer may require minor clearances in tighter engine bays. Second, verify the BGe 195-31 flywheel compatibility. The engine can be configured with different SAE housing sizes, so buyers must ensure the provided flywheel housing matches their existing transmission bell housing. Finally, BGe 195-31 ECU wiring compatibility is paramount. The engine control module manages precise air-fuel ratios for the lean-burn system; the chassis wiring harness must be fully compatible with the engine's sensor array to prevent throttle lag and ensure smooth power delivery.
Cummins Gas Engine Series Overview
HekoPower is committed to providing comprehensive powertrain solutions for the global commercial market. While the 195 HP Cummins gas engine detailed above is a highly sought-after model for mid-sized vehicles, we recognize that fleet requirements vary drastically based on vehicle tonnage, routing distances, and regional fuel infrastructure. To support these diverse needs, we supply a wide range of related products.
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.
Buyer FAQ for the Cummins BGe 195-31 Engine
Can I swap a diesel B-series engine out for a BGe195 gas engine assembly?
Yes, it functions as a highly viable Cummins BGe195 replacement engine. However, the conversion requires installing a dedicated chassis-mounted CNG or LNG fuel storage system, gas high-pressure regulators, and the specific Cummins CM556 wiring harness architecture. The physical mounts match standard B-series footprints.
How does the Cummins BGe 195-31 fuel consumption compare to diesel equivalents?
While exact volumetric fuel consumption depends on the vehicle weight and driving cycle, the thermal efficiency of the BGe 195-31 lean-burn system is highly optimized. Because compressed natural gas is often significantly cheaper than diesel on a per-energy-unit basis, operators typically experience a notable reduction in overall fuel expenditures, offsetting the initial Cummins BGe 5.9L engine replacement cost over the vehicle's operational lifespan.
Are the Cummins BGe 195-31 dimensions identical to the 6BT diesel?
The core block dimensions are nearly identical, making chassis mounting straightforward. However, the overall packaging dimensions differ slightly due to the addition of the gas regulatory components, the spark ignition system, and the modified intake manifold required for the BGe 195-31 CNG fuel system.
Can this engine be used to replace an older diesel engine in a commercial truck?
Yes, repowering a chassis with a BGe 195-31 engine replacement is common for fleets needing to meet new emission standards. However, this process requires installing specialized onboard CNG fuel storage tanks, routing high-pressure gas lines, and ensuring full BGe 195-31 ECU wiring compatibility with the dashboard instrumentation. HekoPower recommends consulting with a certified vehicle integration specialist when transitioning a chassis from diesel to natural gas.
