C27

Emission Standards
Emissions	U.S. EPA Tier 4 Final

General
Engine Configuration	V-12
Bore	5.4 in / 137.2 mm
Stroke	6 in / 152.4 mm
Displacement	1649.5 in³ / 27 l
Compression Ratio	16.0:1
Aspiration	Twin Turbocharged-Aftercooled (TTA)
Combustion System	Direct Injection
Rotation from Flywheel End	Counterclockwise
Aftertreatment	DOC

Engine Dimensions - Approximate
Length	73.8 in / 1874 mm
Width	63 in / 1600 mm
Height	53.9 in / 1370 mm
Weight - Net Dry - Basic Operating Engine Without Optional Attachments	6625 lb / 3004 kg

Air Inlet System
- Turbocharged
- Air-to-Air Aftercooled
Control System
- Electronic control system
- Over-foam wiring harness
- Automatic altitude compensation
- Power compensated for fuel temperature
- Configurable software features
- Engine monitoring system SAE J1939 broadcast and control
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
- Choice of SAE No. 0 or SAE No. 1 flywheel housing
Fuel System
- MEUI injection
- Fuel filter, secondary (2 micron)
- Fuel transfer pump
- Electronic fuel priming
Lube System
- Open crankcase ventilation system
- Oil cooler
- Oil filler
- Lube oil filter
- Rear sump oil pan
- Oil dipstick
- Gear driven oil pump
General
- Paint: Caterpillar yellow, with optional colors available at request
- Vibration damper
- Lifting eyes