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Engines for Construction Machinery

YC4B SERIES DIESEL

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 YC4B80-T20 YC4B85-T21 YC4B85-T22 YC4B90-T20
Configuration Vertical, in-line, 4 stroke, water-cooled, direct injection
Number of Cylinders× Bore × Stroke 4-108×125
Displacement (L) 4.58
Compression ratio 17.5:1
Aspiration Naturally aspirated
Fuel System Mechanical pump
Rated Power / Speed (kW/r/min) 58/2400 62/2300 62/2300 65/2400
Torque / Speed (N.m/r/min) 260/1450~1650 300/1550±100 300/1550±100 290/1550±100
Min. fuel consumption
with full load (g/kW.h)		 ≤215
Speed governing rate % 8~12
Emission Tier2
Application Harvester 75hp tractor 75hp tractor, rock drill, combine harvester, Telehandler, water pump Forklift truck, combine harvester, 25 loader