Inboard Marine Engines for New Builds and Engine Replacement
Inboard marine diesel engines are widely used for yachts, commercial vessels, fishing boats, and workboats requiring reliable propulsion and efficient fuel consumption. Coastal Wave Marine supplies new inboard diesel marine engines, including inboard diesel engines for yachts, commercial inboard diesel engines, and marine diesel engines for fishing vessels, from established manufacturers such as Yanmar, Volvo Penta, Cummins, and Vetus, supporting both new installations and inboard diesel engine replacement or marine engine repower projects.
Each inboard diesel engine is selected through an application-driven process that considers vessel type, displacement, duty cycle, operating profile, and marine gearbox compatibility. Common use cases include repower inboard diesel engines, twin inboard diesel engine configurations, and replacement inboard marine engines for existing propulsion systems. This multi-brand sourcing approach allows us to recommend OEM inboard diesel engines based on technical suitability, regulatory requirements, and availability rather than brand preference.
In addition to engine supply, we support complete inboard marine propulsion systems, including inboard diesel engines with gearboxes, control panels, and installation requirements. All equipment is supplied as export-ready marine diesel engines where required, supporting international delivery, compliance, and dependable operation in real marine environments.











