High Quality Cummins 6BT5.9 Engine Replacement Parts for Excavators
Generators
Product Description
The Cummins 6BT5.9 diesel engine is globally recognized for its
durability and performance in heavy-duty applications, from
construction machinery to power generators. Our high-quality
replacement parts ensure peak engine performance and reliability,
minimizing downtime and costs. Crafted from premium materials, our
aftermarket components meet or exceed OEM standards, undergoing
rigorous testing for optimal fit, function, and longevity under
demanding conditions. This enhances engine lifespan, reduces
maintenance, and lowers ownership costs.
Our parts suit a wide range of Cummins 6BT5.9 applications,
including excavators for mining and infrastructure, diesel
generators for industrial and emergency power, and other machinery
like loaders, bulldozers, marine systems, and agricultural
equipment. Our inventory includes essential components for
overhauls and maintenance, such as pistons, cylinder liners,
crankshafts, bearings, cylinder heads, fuel injectors,
turbochargers, pumps, filters, gaskets, seals, and sensors.
Sourcing from us simplifies procurement with reliable, high-quality
parts from a single supplier.
Choosing our parts ensures efficient engine operation, better fuel
economy, and consistent power output. Designed for durability, they
prevent breakdowns, boost productivity, and extend equipment life.
Partner with us for dependable parts and expert support to keep
your Cummins-powered machinery running smoothly, project after
project.
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.
