The Perkins 404A-22 diesel engine is a water-cooled, naturally aspirated, inline four-cylinder engine with a displacement of 2.22 liters and a rated power of 20.6 kW at 1500 rpm. Its compact and efficient design delivers smooth power output, low fuel consumption, and reliable operation under demanding operating conditions.
This engine is widely used in construction machinery, generator sets, and industrial machinery, particularly where installation space is limited and fuel efficiency and durability are paramount. Its excellent combustion efficiency, rugged construction, and easy maintenance ensure stable performance over the long term.
Product Features
- Efficient Power Output: 20.6 kW output, 2.22L displacement, powerful power adaptable to diverse operating conditions.
- Excellent Fuel Economy: An optimized combustion system reduces fuel consumption and lowers operating costs.
- Compact and lightweight design: Compact size allows for flexible installation, perfect for space-constrained equipment.
- Reliable and durable: Manufactured using high-strength materials and rigorous craftsmanship, it ensures long-term stable operation.
- Easy maintenance: High component compatibility allows for easy access and reduces maintenance challenges.
- Versatile: Widely used in construction machinery, agricultural machinery, generator sets, and industrial equipment.





Frequently Asked Questions
What products do you specialize in?
We specialize in excavator engine spare parts including cylinder blocks, cylinder heads, crankshafts, complete engine assemblies, pistons, liners, rings, camshafts, connecting rods, oil pumps, water pumps, valves, and all related engine components.
What if I only know the excavator model but not the part numbers?
You can send us photos of your existing parts, nameplate information, or dimensional specifications for reference and identification.
Do you accept sample orders?
Yes, we can supply samples of parts we have in stock. Customers are responsible for sample costs and shipping fees.
Do you test products before shipment?
All products undergo 100% quality testing before delivery to ensure performance and reliability.
What is your policy for defective items?
Our products are thoroughly tested, but if any issues arise, our professional after-sales team will promptly address and resolve them.