Place of Origin:
China
Brand Name:
Cummins
Model Number:
6BT5.9
Product Description
The Cummins 6BT5.9 diesel engine is renowned globally for its robust performance, exceptional durability, and widespread application across numerous heavy-duty sectors. From powering critical excavation machinery on construction sites to serving as the heart of reliable power generation units, the seamless operation of this engine is paramount to productivity and operational efficiency. Recognizing this critical demand, we offer an extensive range of high-quality Cummins 6BT5.9 engine replacement parts, meticulously engineered to ensure your equipment runs at peak performance with unwavering reliability.
Our selection of aftermarket components is manufactured using premium-grade materials, adhering to stringent quality control standards that often meet or even surpass original equipment manufacturer (OEM) specifications. Every part undergoes rigorous testing protocols to guarantee optimal fitment, superior function, and extended service life under the most demanding operational conditions. This commitment to excellence translates directly into enhanced engine longevity, reduced maintenance intervals, and ultimately, a lower total cost of ownership for our customers. We understand that downtime is costly, and our parts are designed to maximize your operational uptime, ensuring your projects stay on schedule and within budget.
These precision-engineered parts are perfectly suited for a wide array of applications powered by the Cummins 6BT5.9 engine. This includes a comprehensive range of excavators, such as those used in mining, civil engineering, and infrastructure development, ensuring their hydraulic systems and digging capabilities remain uncompromised. Furthermore, our components are vital for maintaining the efficiency and reliability of diesel generators, providing consistent power supply for industrial facilities, emergency backup systems, and remote operations. Beyond these primary uses, our parts also support other heavy machinery and industrial equipment where the 6BT5.9 engine is deployed, including loaders, bulldozers, marine propulsion systems, and various agricultural implements, affirming their versatility and broad utility across the global market.
Our comprehensive inventory covers essential components necessary for complete engine overhauls and routine maintenance. This includes critical internal engine parts such as pistons, piston rings, cylinder liners, connecting rods, crankshafts, camshafts, and main and connecting rod bearings. We also supply a full spectrum of external components including cylinder heads, valve train parts, fuel injection system components (injectors, fuel pumps), turbochargers, water pumps, oil pumps, filters (oil, fuel, air), gaskets, seals, and a variety of sensors and electrical components. This extensive offering ensures that you can source all necessary parts from a single reliable supplier, streamlining your procurement process and reducing logistical complexities.
Choosing our high-quality Cummins 6BT5.9 engine replacement parts means investing in uninterrupted operation and peace of mind. Our parts are designed for optimal engine efficiency, contributing to better fuel economy and consistent power output. With a strong focus on durability, these components help prevent unexpected breakdowns, minimizing costly downtime and maximizing productivity. We stand by the quality of our products, offering dependable solutions that enhance the lifespan and performance of your valuable Cummins-powered machinery. Partner with us for reliable parts supply and expert support, ensuring your equipment continues to perform at its best, project after project, year after year.
Parametre
model |
6BT5.9-G2 |
cylinder diameter/mm |
102 |
stroke/mm |
120 |
Displacement/L |
5.88 |
compression ratio |
17.5:1 |
Ignition sequence |
1-5-3-6-2-4 |
Valve clearance: intake valve/mm |
0.25 |
exhaust valve/mm |
0.25 |
Rotation direction (viewed from the front end of the engine) |
clockwise direction |
Maximum power/kW (r/min) |
118 (2600) |
Maximum torque/N·m (r/min) |
583 (1500) |
Lowest fuel consumption rate/g/ (kw·h) |
212 |
Maximum allowable torque of empty car/ (r/min) |
3000 |
Idle speed/ (r/min) |
675~725 |
Idle minimum oil pressure/kPa |
69 |
Minimum oil pressure at rated speed/kPa |
207 |
Pressure regulating valve opening pressure/kPa |
414 |
Oil filter bypass valve opening pressure difference/kPa |
138 |
Coolant capacity/L |
10.5 |
Thermostat working temperature: Open temperature / °C |
83 |
Full open temperature / °C |
88 |
Radiator cover steam valve opening pressure: System temperature: 104 °C/kPa |
103 |
System temperature 99 °C/kPa |
48 |
Maximum allowable intake resistance/kPa at rated speed and load |
6.2 |
Maximum allowable exhaust resistance/kPa at rated speed and load |
0.72 |
Maximum allowable resistance of fuel transfer pump when the fuel filter is dirty/kPa |
0.93 |
Maximum allowable resistance of return oil pipe when the fuel filter is dirty/kPa |
5.1 |
Maximum allowable resistance of starting circuit/Ω |
0.002 |
Engine oil grade |
CF level or above |
Starting current with light accessories/mA |
400 |
Starting current/mA with heavy accessories |
475 |
Diesel engine mass (excluding flywheel and generator) /kg |
399 |
About Us
FAQ
Q: Why should you buy from us not from other suppliers?
A:We have two companies and one factory, the price and quality are very advantageous. Our team has 20 years of experience in the machinery industry.
Q: How long is your delivery time?
A: Generally it is 10 days if the goods are in stock. or it is 20-30 days if not in stock. If it is customized, it will be confirmed according to order.
Q: What about Quality Control?
A:We have excellent tester, check every piece to ensure the quality is good, and check the quantity is correct before the shipment.
Q: What is your terms of payment?
A: Accepted T/T.L/C.Western Union etc;
Accepted payment currency: USD, EUR, RMB;
Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance, balance before shipment.
Q: How to order?
A:Tell us the machine model, part name, part number, quantity for each item, and then we can send a professional quotation sheet.
Send your inquiry directly to us