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The Cat® C6.6 Industrial Power Unit is offered in ratings ranging from 129.5-168 bkW (173.7-225.3 bhp) @ 1800-2500 rpm. These ratings meet U.S. EPA Tier 3 equivalent, EU Stage IIIA equivalent emission standards. Conveniently pre-configured for a wide range of applications, the Cat® Industrial Power Unit is a complete power package containing a radiator, flywheel, alternator and alternator wiring completely pre-assembled for fast, straightforward installation in a number of OEM, customer and packager applications. These fuel efficient units are ready made for irrigation, industrial, mining and other pump applications.
| Power Rating | |
| Maximum Power | 225.3 hp |
| Rated Speed | 2200 rpm |
| Minimum Power | 174 hp |
| Emission Standards | |
| Emissions | U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent |
| General | |
| Engine Configuration | Inline 6, 4-Stroke-Cycle Diesel |
| Bore | 4.1 in |
| Stroke | 5 in |
| Displacement | 402.8 in³ |
| Compression Ratio | 16.2:1 |
| Aspiration | Turbocharged Aftercooled (TA) |
| Rotation from Flywheel End | Counterclockwise |
| Aftertreatment | - |
| Power Unit Dimensions | |
| Length | 67.2 in |
| Width | 30.2 in |
| Height | 45 in |
| Weight | 1563 lb |
Reliable, Quiet and Durable Power
World-class manufacturing capability and processes coupled with proven core engine designs assure reliability, quiet operation, and many hours of productive life.
High Performance
With maximum torque levels maintained, this engine provides class-leading power take-off capability.
Quality
Every Cat engine is manufactured to stringent quality standards in order to assure customer satisfaction.
World-class Product Support Offered Through Global Cat Dealer Network
- Scheduled maintenance, including SOSSM sample
- Customer Support Agreements (CSA)
- Caterpillar Extended Service Coverage (ESC)
- Superior dealer service network
- Extended dealer service network through the Cat Industrial Service Distributor (ISD) program
Standard Equipment:
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- Air Inlet System
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- Mounted air filter and turbocharger
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- Control System
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- Alternator 12 volt 14 amp
- Starter motor 12 volt
- Glow plug starting aid
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- Cooling System
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- Fan (pusher or puller)
- Fan drive
- Radiator
- Water pump
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- Flywheels And Flywheel Housing
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- Choice of SAE No. 2 or SAE No. 3 flywheel housing
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- Fuel System
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- Electronic high pressure common rail
- ACERT™ Technology
- Innovative filter design to ensure maximum protection of the engine
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- Lube System
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- Oil cooler
- Lube oil filter
- Timing case oil filler
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- Power Take Off (pto)
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- SAE A or SAE B front PTO (142/280 NM)
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- General
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- Paint: Caterpillar yellow, with optional colors available at request
