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Home / Products / Remanufacturing of excavator parts / CAT C7.1 Heavy-Duty Diesel Engine with High Power Torque Fuel Efficient and OEM Equivalent Quality for Construction
Quality CAT C7.1 Heavy-Duty Diesel Engine with High Power Torque Fuel Efficient and OEM Equivalent Quality for Construction factory
Quality CAT C7.1 Heavy-Duty Diesel Engine with High Power Torque Fuel Efficient and OEM Equivalent Quality for Construction factory
Quality CAT C7.1 Heavy-Duty Diesel Engine with High Power Torque Fuel Efficient and OEM Equivalent Quality for Construction factory
Quality CAT C7.1 Heavy-Duty Diesel Engine with High Power Torque Fuel Efficient and OEM Equivalent Quality for Construction factory
Quality CAT C7.1 Heavy-Duty Diesel Engine with High Power Torque Fuel Efficient and OEM Equivalent Quality for Construction factory
Quality CAT C7.1 Heavy-Duty Diesel Engine with High Power Torque Fuel Efficient and OEM Equivalent Quality for Construction factory
Quality CAT C7.1 Heavy-Duty Diesel Engine with High Power Torque Fuel Efficient and OEM Equivalent Quality for Construction factory
Quality CAT C7.1 Heavy-Duty Diesel Engine with High Power Torque Fuel Efficient and OEM Equivalent Quality for Construction factory
Quality CAT C7.1 Heavy-Duty Diesel Engine with High Power Torque Fuel Efficient and OEM Equivalent Quality for Construction factory
Quality CAT C7.1 Heavy-Duty Diesel Engine with High Power Torque Fuel Efficient and OEM Equivalent Quality for Construction factory

CAT C7.1 Heavy-Duty Diesel Engine with High Power Torque Fuel Efficient and OEM Equivalent Quality for Construction

Basic Properties
Brand Name: CAT
Model Number: C7.1
Trading Properties
Minimum Order Quantity: 1
Payment Terms: L/C,D/A,D/P,T/T
Product Summary
CAT C7.1 diesel engine: 129-225 kW power, 1268 N*m torque, fuel-efficient with ACERT tech. Meets Tier 4 Final/Stage V emissions. OEM-quality remanufacturing reduces waste. Customizable for excavators & industrial machinery.

Product Details

Engine Type: Inline 6 Cylinder 4 Stroke Water Cooled Diesel
Displacement: 7.01 L
Bore X Stroke: 105 Mm × 135 Mm
Power Range: 129-225 KW 172-302 Hp @ 2200 Rpm
Peak Torque: 1268 N*m @ 1400 Rpm
Dry Weight: Approx. 507 Kg
Product Description
CAT C7.1 Diesel Engine High Power Torque Fuel Efficient for Construction
The CAT C7.1 is a heavy-duty inline 6-cylinder diesel engine built for reliable performance, strong torque, and excellent fuel efficiency. Featuring ACERT technology, high-pressure common rail fuel system, and turbocharged aftercooling, it delivers stable power output, low emissions, and long service life. Widely used in excavators, loaders, industrial machinery, generator sets, and marine equipment.
Specifications
Item Details
Engine Type Inline 6 Cylinder 4 Stroke Water Cooled Diesel
Displacement 7.01 L
Bore x Stroke 105 mm × 135 mm
Power Range 129-225 kW (172-302 hp) @ 2200 rpm
Peak Torque 1268 N*m @ 1400 rpm
Aspiration Turbocharged Aftercooled
Fuel System High Pressure Common Rail
Dry Weight approx. 507 kg
Emission Standard EPA Tier 4 Final EU Stage V
Key Advantages
  • Strong torque output improves responsiveness and working efficiency
  • ACERT & common rail system optimize combustion and fuel economy
  • Rugged structure ensures long durability in harsh environments
  • Low noise and vibration for improved operator comfort
  • Long service intervals reduce maintenance cost and downtime
  • Compact design for flexible installation in various machines
  • Global CAT service network and wide parts availability
  • Complies with strict global emission standards
Typical Applications
  • CAT 320D2, 323D2, 326D2, 330D2 excavators
  • Wheel loaders, bulldozers and construction machinery
  • Industrial generator sets and pump units
  • Marine main and auxiliary engines
  • Agricultural, forestry and mining equipment
  • Drilling rigs, crushers and material handling machines
Frequently Asked Questions
What type of engine is the Cat C7.1?
It is an inline 6 cylinder 4 stroke turbocharged aftercooled diesel engine
What is the power range of the C7.1?
It delivers 129 to 225 kW (172 to 302 hp) at 2200 rpm
What fuel system does the C7.1 use?
It uses a high pressure common rail fuel system
Does it meet strict emission standards?
Yes, it complies with EPA Tier 4 Final, EU Stage V and other global regulations
What machines use the Cat C7.1 engine?
It is widely used in excavators, loaders, generators, marine and industrial equipment
Is maintenance easy?
Yes, long service intervals and accessible components lower downtime

Mr. Li

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