The Cummins QSB5.9 diesel engine is a high-performance, reliable, and durable mid-size powertrain widely used in construction machinery, generator sets, agricultural machinery, and industrial equipment. Featuring an inline six-cylinder design with a displacement of 5.9 liters, it is equipped with a high-pressure common rail fuel injection system and turbocharged intercooler technology, delivering excellent power output and fuel efficiency. The QSB5.9 has gained widespread recognition in the global market for its durability and ease of maintenance.
Features
- High-Pressure Common Rail Injection System (HPCR): Precise fuel control reduces fuel consumption and improves combustion efficiency.
- Turbocharged intercooler: Improves air supply efficiency and enhances power output.
- Compact Design: Minimizes space for easy installation and maintenance.
- Durability and Reliability: Reinforced cylinder block, crankshaft, and lubrication system withstand harsh operating conditions.
Applications
- Construction machinery
- Generator sets
- Agricultural machinery
- Industrial equipment
Frequently Asked Questions
Q1: What are your main products?
A1: We specialize in excavator engine spare parts, including complete engine assemblies and all components such as cylinder blocks, cylinder heads, crankshafts, pistons, liners, rings, camshafts, connecting rods, pumps, and valve series products.
Q2: What if I only know the excavator model but not part numbers?
A2: You can provide pictures of your existing parts, name plates, or dimensional specifications for our reference.
Q3: Do you accept sample orders?
A3: Yes, we can supply samples from available inventory, with customers responsible for sample costs and shipping fees.
Q4: Do you test products before delivery?
A4: Yes, we perform 100% quality testing on all products prior to shipment.
Q5: What if there are issues with received items?
A5: Our professionally tested products maintain stable quality. Should any issues arise, our dedicated after-sales team will promptly assist in resolution.
