Cat® 3406C Diesel Engine
For your largest power needs in any environment, Cat® 3406C Industrial Diesel Engines offer the unsurpassed performance and durability your customers need to keep their industrial applications and operations running. They deliver high power output, proven reliability and excellent fuel efficiency. These engines maintain low operating costs to keep your customers profitable for years to come. Industries and applications powered by 3406C engines include: Agriculture, Ag Tractors, Aircraft Ground Support, Bore/Drill Rigs, Chippers/Grinders, Combines/Harvesters, Compactors/Rollers, Compressors, Construction, Cranes, Crushers, Dredgers, Forestry, General Industrial, Hydraulic Power Units, Irrigation Equipment, Loaders/Forwarders, Material Handling, Mining, Mobile Earthmoving Equipment, Paving Equipment, Pumps, Shovels/Draglines, Specialty Ag Equipment, Surface Hauling Equipment, Trenchers and Underground Mining Equipment.
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Specifications
| Name | Type | Value | Unit Value (Imperial) | Unit Name | Unit Value (Metric) | Unit Name (Metric) |
|---|---|---|---|---|---|---|
| Maximum Power | measurement | 465 | hp | 347 | kW | |
| Maximum Torque | measurement | 1602 | lb-ft @ 1350 rpm | 2172 | Nm @ 1350 rpm | |
| Rated Speed | text | 1800-2100 rpm |
Documents & Spec Sheets
Features & Benefits
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.
Fuel Efficiency
Fuel consumption optimized to match operating cycles of a wide range of equipment and applications while maintaining low operating costs.
Broad Application Range
Industry leading range of factory configurable ratings and options for agricultural, material handling, construction, mining, aircraft ground support, and other industrial applications.
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
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
Complete Specifications
Power Rating
| Name | Type | Value | Unit Value (Imperial) | Unit Name | Unit Value (Metric) | Unit Name (Metric) |
|---|---|---|---|---|---|---|
| Maximum Power | measurement | 465 | hp | 347 | kW | |
| Maximum Torque | measurement | 1602 | lb-ft @ 1350 rpm | 2172 | Nm @ 1350 rpm | |
| Rated Speed | text | 1800-2100 rpm | ||||
| Minimum Power | measurement | 375 | hp | 280 | kW | |
| Emissions | text | Non-Certified | ||||
| Engine Configuration | text | Inline 6, 4-Stroke-Cycle Diesel | ||||
| Bore | measurement | 5.4 | in | 137 | mm | |
| Stroke | measurement | 6.5 | in | 165 | mm | |
| Displacement | measurement | 893.4 | in³ | 14.6 | l | |
| Compression Ratio | text | 14.5:1 | ||||
| Aspiration | text | Turbocharged Aftercooled | ||||
| Rotation from Flywheel End | text | Counterclockwise | ||||
| Aftertreatment | text | - | ||||
| Length | measurement | 65.4 | in | 1660 | mm | |
| Width | measurement | 35.7 | in | 906 | mm | |
| Height | measurement | 52.6 | in | 1335 | mm | |
| Weight - Net Dry - Basic Operating Engine Without Optional Attachments | measurement | 2866 | lb | 1300 | kg |
Standard Equipment
Air Inlet System
- Air cleaner. Regular duty, dry, panel type with service indicators, turbocharger, jacket water aftercooled.
Control System
- Hydra-mechanical governor
Cooling System
- Thermostats and housing
- Jacket water pump, centrifugal
Exhaust System
- Exhaust manifold, dry
- Exhaust elbow, dry, 152 mm (6 in), 4 bolt flange
Flywheels and Flywheel Housing
- SAE No. 1 flywheel
- SAE No. 1 flywheel housing
- SAE standard rotation
Fuel System
- Fuel filter, LH
- Fuel transfer pump
- Fuel priming pump
Instrumentation
- Instrument panel, LH
- Engine oil pressure gauge
- Fuel pressure gauge
- Water temperature gauge
- Service meter
Lube System
- Crankcase breather
- Oil cooler
- Lube oil filter
- Oil filler in valve cover and dipstick, both RH
- Rear sump oil pan
Mounting System
- Supports
General
- Vibration damper
- Lifting eyes
- Paint: Caterpillar yellow, with optional colors available at request