Marine Engines

When you’re working on a commercial boat , you need dependable and reliable marine power. You can’t afford to be down in open waters. It’s expensive and dangerous to the crew. You can count on Depco to provide you with marine engines and transmissions to give you peace of mind. All of our units come with a warranty and quality assured Depco seal.

  • Good Used Caterpillar 3516DITA 2200HP Diesel Marine Engine

    Engine Model: 3516DITA
    RPM: 1800
    Fuel: Diesel
    HP: 2200
    Hours: 5500 Since Rebuilt
    Depco Item # 17265

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  • Good Used Caterpillar 3516 DITA 2200HP Diesel Marine Engine

    Engine Model: 3516 DITA
    RPM: 1800
    Fuel: Diesel
    HP: 2200
    Hours: 7995 Since Rebuilt
    Depco Item # 17698

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  • Good Used Caterpillar 3516 DITA 2200HP Diesel Marine Engine

    Engine Model: 3516 DITA
    RPM: 1800
    Fuel: Diesel
    HP: 2200
    Hours: 5500 Since Rebuilt
    Depco Item # 17266

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  • Good Used Caterpillar 3516DITA 2200HP Diesel Marine Engine

    Engine Model: 3516DITA
    RPM: 1800
    Fuel: Diesel
    HP: 2200
    Hours: 6529 Since New
    Depco Item # 16926

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    We will buy equipment in nearly any condition regardless of location, current working order, or age.

  • New Surplus Caterpillar 3512C HD 2183HP Tier 2 Diesel Marine Engine

    Engine Model: 3512C HD
    RPM: 1800
    Fuel: Diesel
    HP: 2183
    Hours: 0
    Depco Item # 16703

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    New Caterpillar C32 1600HP Diesel Marine Engine

    Engine Model: C32
    RPM: 2300
    Fuel: Diesel
    HP: 1600
    Hours: 0
    Depco Item # 17823

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    New Caterpillar C32 1600HP Diesel Marine Engine

    Engine Model: C32
    RPM: 2300
    Fuel: Diesel
    HP: 1600
    Hours: 0
    Depco Item # 17824

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    New Caterpillar C32 1600HP Diesel Marine Engine

    ETA: July 1, 2022
    Engine Model: C32
    RPM: 2300
    Fuel: Diesel
    HP: 1600
    Hours: 0
    Depco Item # 17825

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    New Caterpillar C32 1600HP Diesel Marine Engine

    ETA: July 1, 2022
    Engine Model: C32
    RPM: 2300
    Fuel: Diesel
    HP: 1600
    Hours: 0
    Depco Item # 17826

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  • High Hour Runner Caterpillar 3512B DITA 1500HP Tier 1 Diesel Marine Engine

    Engine Model: 3512B DITA
    RPM: 1600
    Fuel: Diesel
    HP: 1500
    Hours:
    Depco Item # 16898

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  • High Hour Runner Caterpillar C32 DITTA 1450HP Tier 2 Diesel Marine Engine

    Engine Model: C32 DITTA
    RPM: 2300
    Fuel: Diesel
    HP: 1450
    Hours:
    Depco Item # 17892

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  • High Hour Cummins KTA38-M2 1350HP Diesel Marine Engine

    Engine Model: KTA38-M2
    RPM: 1950
    Fuel: Diesel
    HP: 1350
    Hours:
    Depco Item # 16531

    Price: $49,500
    Sale Price: $31,900 (36% off!)
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  • High Hour Cummins KTA38-M2 1350HP Diesel Marine Engine

    Engine Model: KTA38-M2
    RPM: 1950
    Fuel: Diesel
    HP: 1350
    Hours:
    Depco Item # 16533

    Price: $49,900
    Sale Price: $31,900 (36% off!)
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  • Core Caterpillar C32 DITTA 1300HP Tier 2 Diesel Marine Engine

    Engine Model: C32 DITTA
    RPM: 2100
    Fuel: Diesel
    HP: 1300
    Hours:
    Depco Item # 17893

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  • Good Used Caterpillar 3512 DITA 1175HP Diesel Marine Engine

    Engine Model: 3512 DITA
    RPM: 1600
    Fuel: Diesel
    HP: 1175
    Hours: 3500 Since Rebuilt
    Depco Item # 17091

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  • High Hour Runner Caterpillar 3508B 1050HP Diesel Marine Engine

    Engine Model: 3508B
    RPM: 1800
    Fuel: Diesel
    HP: 1050
    Hours:
    Depco Item # 17327

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  • Rebuilt Caterpillar 3508C 1050HP Tier 2 Diesel Marine Engine

    Engine Model: 3508C
    RPM: 1600
    Fuel: Diesel
    HP: 1050
    Hours: 0
    Depco Item # 16937

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  • High Hour Runner Caterpillar C32 1000HP Tier 2 Diesel Marine Engine

    Engine Model: C32
    RPM: 1800
    Fuel: Diesel
    HP: 1000
    Hours: 26000
    Depco Item # 17130

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  • High Hour Runner Cummins KTA50-M 1000HP Diesel Marine Engine

    Engine Model: KTA50-M
    RPM: 1750
    Fuel: Diesel
    HP: 1000
    Hours:
    Depco Item # 16864

    Price: $32,500
    Sale Price: $24,900 (23% off!)
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  • High Hour Runner Caterpillar 3508B 960HP Tier 1 Diesel Marine Engine

    Engine Model: 3508B
    RPM: 1600
    Fuel: Diesel
    HP: 960
    Hours:
    Depco Item # 16796

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  • Good Used Caterpillar 3412 DITA 860HP Diesel Marine Engine

    Engine Model: 3412 DITA
    RPM: 2100
    Fuel: Diesel
    HP: 860
    Hours: 3000 Since Rebuilt
    Depco Item # 16988

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  • Good Used Caterpillar 3412 DITA 860HP Diesel Marine Engine

    Engine Model: 3412 DITA
    RPM: 2100
    Fuel: Diesel
    HP: 860
    Hours: 500 Since Rebuilt
    Depco Item # 16989

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  • Rebuilt Caterpillar 3508B 855HP Tier 1 Diesel Marine Engine

    Engine Model: 3508B
    RPM: 1800
    Fuel: Diesel
    HP: 855
    Hours: 0
    Depco Item # 16938

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  • High Hour Runner Caterpillar 3508 DITA 855HP Diesel Marine Engine

    Engine Model: 3508 DITA
    RPM: 1800
    Fuel: Diesel
    HP: 855
    Hours:
    Depco Item # 16861

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  • High Hour Runner Caterpillar 3412D DITTA 848HP Diesel Marine Engine

    Engine Model: 3412D DITTA
    RPM: 1800
    Fuel: Diesel
    HP: 848
    Hours:
    Depco Item # 17984

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  • High Hour Runner Caterpillar 3412C DITTA 825HP Diesel Marine Engine

    Engine Model: 3412C DITTA
    RPM: 2100
    Fuel: Diesel
    HP: 825
    Hours: 25000 Since New
    Depco Item # 17322

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  • High Hour Runner Caterpillar 3412C DITTA 825HP Diesel Marine Engine

    Engine Model: 3412C DITTA
    RPM: 2100
    Fuel: Diesel
    HP: 825
    Hours: 25895 Since New
    Depco Item # 17323

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  • High Hour Runner Cummins KT38-M 800HP Diesel Marine Engine

    Engine Model: KT38-M
    RPM: 1800
    Fuel: Diesel
    HP: 800
    Hours:
    Depco Item # 16249

    Price: $29,500
    Sale Price: $17,900 (39% off!)
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  • High Hour Runner Caterpillar 3412E DITA 720HP Diesel Marine Engine

    Engine Model: 3412E DITA
    RPM: 1800
    Fuel: Diesel
    HP: 720
    Hours:
    Depco Item # 16995

    Price: $34,500
    Sale Price: $19,900 (42% off!)
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  • High Hour Runner Caterpillar 3412E DITA 720HP Diesel Marine Engine

    Engine Model: 3412E DITA
    RPM: 1800
    Fuel: Diesel
    HP: 720
    Hours: 15118 Since New
    Depco Item # 17062

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  • High Hour Runner Caterpillar 3412E DITA 720HP Diesel Marine Engine

    Engine Model: 3412E DITA
    RPM: 1800
    Fuel: Diesel
    HP: 720
    Hours: 26406 Since New
    Depco Item # 17063

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  • High Hour Runner Caterpillar 3412E DITA 720HP Diesel Marine Engine

    Engine Model: 3412E DITA
    RPM: 1800
    Fuel: Diesel
    HP: 720
    Hours: 13300 Since New
    Depco Item # 17214

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  • High Hour Runner Caterpillar 3412E DITA 720HP Diesel Marine Engine

    Engine Model: 3412E DITA
    RPM: 1800
    Fuel: Diesel
    HP: 720
    Hours:
    Depco Item # 17215

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  • High Hour Runner Caterpillar C18 715HP Tier 1 Diesel Marine Engine

    Engine Model: C18
    RPM: 2100
    Fuel: Diesel
    HP: 715
    Hours:
    Depco Item # 17324

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  • High Hour Runner Caterpillar 3412C DITA 671HP Diesel Marine Engine

    Engine Model: 3412C DITA
    RPM: 1800
    Fuel: Diesel
    HP: 671
    Hours:
    Depco Item # 17982

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  • Rebuilt Caterpillar 3412 DITA 671HP Diesel Marine Engine

    Engine Model: 3412 DITA
    RPM: 1800
    Fuel: Diesel
    HP: 671
    Hours: 0
    Depco Item # 16954

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  • High Hour Runner Caterpillar 3412C DITA 650HP Diesel Marine Engine

    Engine Model: 3412C DITA
    RPM: 1800
    Fuel: Diesel
    HP: 650
    Hours:
    Depco Item # 17890

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  • High Hour Runner Caterpillar 3412C DITA 650HP Diesel Marine Engine

    Engine Model: 3412C DITA
    RPM: 1800
    Fuel: Diesel
    HP: 650
    Hours:
    Depco Item # 17891

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  • High Hour Runner Caterpillar 3412C DITA 624HP Diesel Marine Engine

    Engine Model: 3412C DITA
    RPM: 1800
    Fuel: Diesel
    HP: 624
    Hours:
    Depco Item # 17983

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  • High Hour Runner Caterpillar 3412 DITA 624HP Diesel Marine Engine

    Engine Model: 3412 DITA
    RPM: 1800
    Fuel: Diesel
    HP: 624
    Hours:
    Depco Item # 16560

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  • Good Used Caterpillar C18 600HP Tier 2 Diesel Marine Engine

    Engine Model: C18
    RPM: 1800
    Fuel: Diesel
    HP: 600
    Hours: 3794 Since New
    Depco Item # 17292

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  • Good Used Caterpillar C18 600HP Tier 2 Diesel Marine Engine

    Engine Model: C18
    RPM: 1800
    Fuel: Diesel
    HP: 600
    Hours: 3794 Since New
    Depco Item # 17293

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  • Core Caterpillar 3406C DITA 581HP Diesel Marine Engine

    Engine Model: 3406C DITA
    RPM: 2100
    Fuel: Diesel
    HP: 581
    Hours:
    Depco Item # 17886

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  • Core Caterpillar 3406C DITA 581HP Diesel Marine Engine

    Engine Model: 3406C DITA
    RPM: 2100
    Fuel: Diesel
    HP: 581
    Hours:
    Depco Item # 17887

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  • Rebuilt Caterpillar 3412 DIT 540HP Diesel Marine Engine

    Engine Model: 3412 DIT
    RPM: 1800
    Fuel: Diesel
    HP: 540
    Hours: 0
    Depco Item # 14834

    Price: $69,500
    Sale Price: $49,900 (28% off!)
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  • High Hour Runner Caterpillar 3408C DITA 443HP Diesel Marine Engine

    Engine Model: 3408C DITA
    RPM: 1800
    Fuel: Diesel
    HP: 443
    Hours:
    Depco Item # 17987

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  • High Hour Runner Caterpillar 3408C DITA 402HP Diesel Marine Engine

    Engine Model: 3408C DITA
    RPM: 1800
    Fuel: Diesel
    HP: 402
    Hours:
    Depco Item # 17986

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  • New Caterpillar 3406C DITA 400HP Diesel Marine Engine

    Engine Model: 3406C DITA
    RPM: 1800
    Fuel: Diesel
    HP: 400
    Hours: 0
    Depco Item # 16441

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  • In-Framed Detroit Diesel 12V71 NA 350HP Diesel Marine Engine

    Engine Model: 12V71 NA
    RPM: 1800
    Fuel: Diesel
    HP: 350
    Hours: 0
    Depco Item # 13547

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  • Good Used Caterpillar 3306B-DI 231HP Diesel Marine Engine

    Engine Model: 3306B-DI
    RPM: 1750
    Fuel: Diesel
    HP: 231
    Hours: 1065 Since New
    Depco Item # 17616

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  • Good Used Caterpillar 3306B DI 231HP Diesel Marine Engine

    Engine Model: 3306B DI
    RPM: 1750
    Fuel: Diesel
    HP: 231
    Hours: 621 Since New
    Depco Item # 17617

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  • Good Used Caterpillar 3306B DI 231HP Diesel Marine Engine

    Engine Model: 3306B DI
    RPM:
    Fuel: Diesel
    HP: 231
    Hours: 876 Since New
    Depco Item # 17618

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