The Cat® C1.1 Industrial Diesel Engine is offered in ratings ranging from 14.4-18.4 bkW (19.3-24.7 bhp) @ 1800-2800 rpm. These ratings meet U.S. EPA Tier 4 Final emission standards. Ratings: 13.7-21.0 bkW (18.4-28.2 bhp) @ 2200-3000 rpm are also available for Europe and, depending on applicable emission standards, may be introduced in other regulated areas. Nonroad engines less than 19 kW (25 hp) are not currently subject to EU emission standards. Industries and applications powered by C1.1 engines include: Aircraft Ground Support, Auxiliary Power Units, Bore/Drill Rigs, Chippers/Grinders, Compactors/Rollers, Construction, Forestry, General Industrial, Material Handling, Mining, Mobile Earthmoving Equipment, Mobile Light Towers, Pumps, Trenchers, Underground Mining Equipment.
Maximum Power 24 HP
Maximum Torque 63 lb-ft @ 1600 rpm
Emissions U.S. EPA Tier 4 Final, EU Stage V
Rated Speed 2800 rpm
Maximum Power 24HP
Maximum Torque 63lb-ft @ 1600 rpm
Minimum Power 19.3HP
Rated Speed 2800 rpm
Emissions U.S. EPA Tier 4 Final, EU Stage V
Aftertreatment -
Aspiration Naturally Aspirated (NA)/Turbocharged (T)
Bore 3in
Combustion System Indirect Injection
Compression Ratio 23.0:1
Displacement 69in³
Engine Configuration In-Line 3
Rotation from Flywheel End Counterclockwise
Stroke 3.2in
Height 22.7in
Length 19.3in
Weight - Net Dry - Basic Operating Engine Without Optional Attachments 211lb
Width 15.8in
Inlet manifold with choice of inlets.
Alternator 12 volt 65 amp
Starter motor 12 volt
Glow plug starting aid
Belt-driven coolant pump
Coolant temperature switch
SAE No. 6 1/2 flywheel
Choice of SAE No. 5 or standard backplate flywheel housing
U.S. EPA Tier 4 Final: Standard backplate flywheel housing and flatface flywheel
Fuel injection pump
Spin-on fuel filter
Low profile oil pan
Spin-on lube oil filter
Lube oil pressure switch
Provision for Power Take Off (PTO)
Cast iron, engine block
Cast iron exhaust manifold--side outlet
Cold start capability to -20° C (-4° F)
Paint: Caterpillar yellow, with optional colors available at request
