Diesel Marine Engines

Depco offers a variety of quality used diesel marine engines from trusted industry brands such as Caterpillar, Cummins, and Detroit Diesel. Used marine engines are frequently less expensive than their new or rebuilt counterparts. Depco guarantees the quality of all of its used marine engines through its rigorous testing, inspection, and servicing process. Please call 800-723-3726 or start a live chat session on our website to learn more.

Diesel Marine Engines in Stock

Good Used Caterpillar 3406 380HP Diesel Marine Engine

Engine Model: 3406
RPM: 1800
Fuel: Diesel
HP: 380
Hours: 3000 Since New
Depco Item # 19862
New Caterpillar C7.1 425HP Tier 3 Diesel Marine Engine

Ready to Ship
Engine Model: C7.1
RPM: 2700
Fuel: Diesel
HP: 425
Hours: 0
Depco Item # 19695
New Caterpillar C7.1 425HP Tier 3 Diesel Marine Engine

Ready to Ship
Engine Model: C7.1
RPM: 2700
Fuel: Diesel
HP: 425
Hours: 0
Depco Item # 19694
New Caterpillar C7.1 425HP Tier 3 Diesel Marine Engine

Ready to Ship
Engine Model: C7.1
RPM: 2700
Fuel: Diesel
HP: 425
Hours: 0
Depco Item # 19693
New Caterpillar C7.1 350HP Tier 3 Diesel Marine Engine

Ready to Ship
Engine Model: C7.1
RPM: 2500
Fuel: Diesel
HP: 350
Hours: 0
Depco Item # 19692
New Caterpillar C7.1 350HP Tier 3 Diesel Marine Engine

Ready to Ship
Engine Model: C7.1
RPM: 2500
Fuel: Diesel
HP: 350
Hours: 0
Depco Item # 19691
New Caterpillar C7.1 350HP Tier 3 Diesel Marine Engine

Ready to Ship
Engine Model: C7.1
RPM: 2500
Fuel: Diesel
HP: 350
Hours: 0
Depco Item # 19690
New Caterpillar C7.1 350HP Tier 3 Diesel Marine Engine

Ready to Ship
Engine Model: C7.1
RPM: 2500
Fuel: Diesel
HP: 350
Hours: 0
Depco Item # 19664