Product Specs
Power Rating
- Maximum Power
 - 20.5 hp
 - Maximum Torque
 - 37.1 lb-ft @ 2400 rpm
 - Rated Speed
 - 2800-3600 rpm
 - Minimum Power
 - 16.4 hp
 
Emission Standards
- Emissions
 - U.S. EPA Tier 4 Interim Equivalent
 
Engine Dimensions - Approximate
- Length
 - 18.9 in
 - Width
 - 14.6 in
 - Height
 - 20.8 in
 - Weight - Net Dry - Basic Operating Engine Without Optional Attachments
 - 156.5 lb
 
General
- Engine Configuration
 - Inline 3, 4-Stroke-Cycle Diesel
 - Bore
 - 2.6 in
 - Stroke
 - 2.8 in
 - Displacement
 - 46.4 in³
 - Compression Ratio
 - 23.5:1
 - Aspiration
 - Naturally Aspirated (NA)
 - Combustion System
 - Indirect Injection
 - Rotation from Flywheel End
 - Counterclockwise
 
Standard Equipment
- 
            
            
- Air Inlet
 - 
                        
- Inlet manifold with choice of inlets.
 
 
 - 
            
            
- Control System
 - 
                        
- Alternator 12 volt 14 amp
 - Starter motor 12 volt
 - Glow plug starting aid
 
 
 - 
            
            
- Cooling System
 - 
                        
- Belt-driven coolant pump
 - Coolant temperature switch
 - Choice of cooling fans
 
 
 - 
            
            
- Flywheel And Flywheel Housing
 - 
                        
- SAE No. 6 1/2 flywheel
 - Choice of SAE No. 5 or standard backplate flywheel housing
 
 
 - 
            
            
- Fuel System
 - 
                        
- Fuel injection pump
 - Spin-on fuel filter
 - Electronic Shut-off Solenoid (ESOS)
 
 
 - 
            
            
- Lube System
 - 
                        
- Closed circuit breather
 - Spin-on lube oil filter
 - Lube oil pressure switch
 - Lube oil sump
 
 
 - 
            
            
- General
 - 
                        
- 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
 
 
 

