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.

C1.5 LRC Diesel Engines - Lesser Regulated & Non-Regulated

Features

  • 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

Specifications

Units for specifications

Power Rating

Maximum Power 40.2 hp 30 kW
Maximum Torque 83 lb-ft @ 1800 rpm 112 Nm @ 1800 rpm
Rated Speed 2200-3000 rpm
Minimum Power 27.8 hp 20.7 kW

Emission Standards

Emissions U.S. EPA Tier 4 Interim Equivalent

General

Engine Configuration Inline 3, 4-Stroke-Cycle Diesel
Bore 3.3 in 84 mm
Stroke 3.5 in 90 mm
Displacement 91 in³ 1.496 l
Compression Ratio 22.5:1
Aspiration Naturally Aspirated (NA) or Turbocharged (T)
Combustion System Indirect Injection
Rotation from Flywheel End Counterclockwise
Aftertreatment -

Engine Dimensions - Approximate

Length 22.5 in 572 mm
Width 20.3 in 512 mm
Height 25.3 in 643 mm
Weight - Net Dry - Basic Operating Engine Without Optional Attachments 345 lb 157 kg

Standard Equipment

Air Inlet System

  • Inlet manifold with choice of inlets.

Control System

  • Alternator 12 volt 65 amp
  • Starter motor 12 volt
  • Glow plug starting aid

Cooling System

  • Belt-driven coolant pump
  • Coolant temperature switch
  • Choice of cooling fans

Flywheel & Flywheel Housing

  • 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

Fuel System

  • Fuel injection pump
  • Spin-on fuel filter
  • Electronic Shut-off Solenoid (ESOS)

Lube System

  • Alternative oil fillers
  • 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