Engines for Construction Machinery


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Features & Benefits

  • Strong power, big torque output, quicker response.
  • Highly fuel efficient.
  • Highly reliable and durable.
  • Lower fuel & oil consumption, lower noise and emission.
  • Longer service life.
  • Parts and components are highly interchangeable and ease of maintenance; spare parts are of ample supply.
  • Emission can be upgraded to T3 and beyond.

Technical Specifications

Engine Model YC4F45-T20 YC4F55-T20 YC4F60Z-T20 YC4FA90L-T20
Configuration Vertical, in-line, 4 stroke,  water-cooled, direct injection
Number of Cylinders×  Bore × Stroke 4-92×100 4-92×103
Displacement (L) 2.66 2.98
Compression ratio 17.5:1
Aspiration Naturally aspirated Turbocharging,  inter-cooled
Fuel System Mechanical pump
Rated Power /Speed (kW/r/min) 33/2200 40/2650 43/2200 66/2400
Torque/Speed (N.m/r/min) 160/1550±100 160/1800±100 215/1400~1700 303/1800~2000
Min. fuel consumption with full load (g/kW.h) ≤215
Speed governing rate % 8~12
Emission Tier2
Application 3~5T excavators, drilling machine, wet shotcreting machine, patching machine, asphalt distributor truck Drilling machine,air compressor, forklift truck, rice harvester 6~7T excavator, drilling machine, aerial work platform Harvester