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Cat® C1.1 Diesel Engine

Cat® C1.1 Diesel Engine

The C1.1 Industrial Diesel Engine is offered in ratings ranging from 13.7-21.0 bkW (18.4-28.2 bhp) @ 2200-3000 rpm. These ratings meet EPA Tier 4 Final emission standards. They are also available for Europe and, depending on applicable emission standards, may be introduced in other regulated and non-regulated areas. 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 and Underground Mining Equipment.

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Maximum Power28.2HP

Maximum Torque49.4lb-ft @ 2400 rpm

Rated Speed2200-3400 rpm

Minimum Power19.7HP

EmissionsU.S. EPA Tier 4 Interim Equivalent

Length19.3in

Width15.7in

Height22.7in

Weight - Net Dry - Basic Operating Engine Without Optional Attachments191lb

Engine ConfigurationInline 3, 4-Stroke-Cycle Diesel

Bore3in

Stroke3.2in

Displacement69in³

Compression Ratio23.0:1

AspirationNaturally Aspirated (NA)

Combustion SystemIndirect Injection

Rotation from Flywheel EndCounterclockwise

Aftertreatment-

Standard

Inlet manifold with choice of inlets.

Standard

Alternator 12 volt 40 amp

Starter motor 12 volt

Glow plug starting aid

Standard

Belt-driven coolant pump

Coolant temperature switch

Standard

SAE No. 6 1/2 flywheel

Choice of SAE No. 5 or standard backplate flywheel housing

Standard

Fuel injection pump

Spin-on fuel filter

Electronic Shut-off Solenoid (ESOS)

Standard

Low profile oil pan

Spin-on lube oil filter

Lube oil pressure switch

Standard

Cast iron, engine block

Cast iron exhaust manifold--side outlet

Paint: Caterpillar yellow, with optional colors available at request

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