挖掘机 Caterpillar 的 发动机 Caterpillar C7.1

Product Description: The Cat C7.1 is a six-cylinder, in-line, water-cooled, four-stroke diesel engine with a displacement of approximately 7.01L. Equipped with turbocharging and intercooling technology, it delivers powerful power and fuel efficiency. Known for its reliability, durability, ease of maintenance, and consistent performance, this engine is widely used in medium- to heavy-duty construction machinery, light- to medium-duty trucks, agricultural equipment, and industrial generators. The C7.1 delivers sustained power under a variety of high-load conditions while meeting EPA Tier 3/4 / EU Stage IIIA/V emission standards.

CAT C7.1 Product Specifications

Engine Type: Inline 6-cylinder, 4-stroke, water-cooled diesel engine

Displacement: 7.01L

Bore × Stroke: 107 mm × 135 mm

Compression Ratio: 17.5:1

Combustion System: Direct Injection

Charging: Turbocharging + Intercooling

Rated Power: Approximately 164–209 kW (220–280 hp) @ 2200–2400 rpm

Maximum Torque: Approximately 950–1100 Nm @ 1400–1600 rpm

Number of Valves: 24 (4 valves per cylinder)

Cooling: Water-cooled

Starting: Electric starter

Dry Weight: Approximately 800–850 kg

Applications: Medium- to heavy-duty construction machinery, light- to medium-duty trucks, agricultural equipment, and industrial generator sets

We also offer a full range of Caterpillar engines, including C1.1, C2.2, C3.3, C4.4, C6.6, C7.1, C9, C13, C15, C18, etc., to meet the power needs of various types of equipment. We provide a one-stop solution to ensure that your equipment always maintains optimal performance.