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The Cat® C1.5 Industrial Diesel Engine is offered in ratings ranging from 20.9-30 bkW (28-40.2 bhp) @ 2200-3000 rpm. These ratings meet EU Stage IIIA emission standards. Applications powered by C1.5 engines include: Agriculture Tractors, Combines and Harvesters, Aircraft Ground Support, Bore/Drill Rigs, Chippers, Grinders, Compactors, Rollers, Compressors, Construction, Irrigation, Pumps, Turf, Landscaping, Mobile Earthmoving, Paving, Trenchers, Underground Mining, and Material Handling.
| Power Rating | |
| Maximum Power | 40.2 HP |
| Maximum Torque | 83 lb-ft @ 1800 rpm |
| Rated Speed | 2200-3000 rpm |
| Minimum Power | 27.8 HP |
| Emission Standards | |
| Emissions | U.S. EPA Tier 4 Interim Equivalent |
| Engine Dimensions - Approximate | |
| Length | 22.5 in |
| Width | 20.3 in |
| Height | 25.3 in |
| Weight - Net Dry - Basic Operating Engine Without Optional Attachments | 345 lb |
| General | |
| Engine Configuration | Inline 3, 4-Stroke-Cycle Diesel |
| Bore | 3.3 in |
| Stroke | 3.5 in |
| Displacement | 91 in³ |
| Compression Ratio | 22.5:1 |
| Aspiration | Naturally Aspirated (NA) or Turbocharged (T) |
| Combustion System | Indirect Injection |
| Rotation from Flywheel End | Counterclockwise |
| Aftertreatment | - |
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
Substantial torque rise delivers impressive performance throughout a wide speed range while maintaining low operating costs.
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.
Package Size
Ultra-compact package size ensures ease of installation as well as exceptional power density.
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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- Inlet manifold with choice of inlets.
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- Control System
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- Alternator 12 volt 65 amp
- Starter motor 12 volt
- Glow plug starting aid
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- Cooling System
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- Belt-driven coolant pump
- Coolant temperature switch
- Choice of cooling fans
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- Flywheel & Flywheel Housing
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- Naturally Aspirated: SAE No. 7 1/2 flywheel
- Turbocharged: SAE No. 6 1/2 or SAE No. 7 1/2 flywheel
- Naturally Aspirated: Choice of SAE No. 4 or standard backplate flywheel housing
- Turbocharged: Choice of SAE No. 4 or SAE No. 5 or standard backplate flywheel housing
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- Fuel System
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- Fuel injection pump
- Spin-on fuel filter
- Electronic Shut-off Solenoid (ESOS)
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- Lube System
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- Alternative oil fillers
- Spin-on lube oil filter
- Lube oil pressure switch
- Lube oil sump
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- General
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- Cast iron, engine block
- Cast iron exhaust manifold--side outlet
- Cold start capability to -20° C (-4° F)
- Gradeability 35° continuous
- Paint: Caterpillar yellow, with optional colors available at request
