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Cat® C27 ACERT™ Industrial Diesel Engine Specifications
Minimum Power 800.0 bhp
Minimum Power 800 BHP
Maximum Power 1150.0 bhp
Maximum Power 1150 BHP

Power Rating

Minimum Power
800.0 bhp
Minimum Power
800 BHP
Maximum Power
1150.0 bhp
Maximum Power
1150 BHP
Rated Speed
1800-2100 rpm
Rated Speed
1800-2100 rpm

Emission Standards

Emissions
U.S. EPA Tier 2 Equivalent
Emissions
U.S. EPA Tier 2 Equivalent

General

Engine Configuration
V-12, 4-Stroke-Cycle Diesel
Engine Configuration
V-12, 4-Stroke-Cycle Diesel
Bore
137.2 mm (5.4 in)
Bore
137.2 mm (5.4 in)
Stroke
152.4 mm (6.0 in)
Stroke
152.4 mm (6.0 in)
Displacement
27.03 L (1649.5 in³)
Aspiration
Turbocharged Aftercooled (TA)
Aspiration
Turbocharged Aftercooled (TA)
Displacement
27.03 L (1649.5 in³)
Compression Ratio
16.5:1
Compression Ratio
16.5:1
Combustion System
Direct Injection
Combustion System
Direct Injection
Rotation (from flywheel end)
Counterclockwise
Rotation from Flywheel End
Counterclockwise

Engine Dimensions (Approximate. Final dimensions dependent on selected options)

Length
1917 mm (75.5 in)
Width
1464 mm (57.6 in)
Height
1319 mm (51.9 in)
Weight, Net Dry (Basic Operating Engine Without Optional Attachments)
2946 kg (6495 lb)

Engine Dimensions - Approximate

Height
1319 mm (51.9 in)
Length
1917 mm (75.5 in)
Weight - Net Dry - Basic Operating Engine Without Optional Attachments
2946 kg (6495 lb)
Width
1464 mm (57.6 in)
  • Air Inlet System
    • Twin Turbocharged Aftercooled
    • Air-to-Air Aftercooled
  • Control System
    • Electronic governing, PTO speed control
    • Programmable ratings
    • Automatic altitude compensation
    • Power compensation for fuel temperature
    • Programmable low and high idle and total engine limit
    • Electronic diagnostics and fault logging
    • Engine monitoring system SAE J1939 broadcast and control
    • ADEM A4 Electronic Control Unit (ECU)
  • Cooling System
    • Thermostats and housing, vertical outlet
    • Jacket water pump, centrifugal
    • Water pump, inlet
  • Exhaust System
    • Exhaust manifold, dry
    • Optional exhaust outlet
  • Flywheels and Flywheel Housing
    • SAE No. 1 flywheel housing
  • Fuel System
    • MEUI injection
    • Fuel filter, secondary (2 micron)
    • ACERT Technology
    • Fuel transfer pump
    • Fuel priming pump
  • Lube System
    • Crankcase breather
    • Oil cooler
    • Oil filler
    • Lube oil filter
    • Front sump oil pan
    • Oil dipstick
    • Gear driven oil pump
  • General
    • Vibration damper
    • Lifting eyes
    • Cold start capability to -20° C (-4° F)
    • Paint: Caterpillar yellow, with optional colors available at request