New CAT Equipment

Cat® C1.5 Diesel Engine

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.

Get a Quote

    Product Specs

    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 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 -

    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