Marine Diesel, Inc – MDI

Marine Diesel, Inc - MDI is a marine supply store in Charleston, SC. The company provides marine diesel engine repair and service, offering work on all phases of diesel engines, engine controls, marine transmissions, and generators. It is a certified full‑service dealer for Cummins, MAN, Yanmar and Scania marine engines, ZF and Twin Disc transmissions, and Onan and Northern Lights generators, and serves as a Marine Service Provider for Caterpillar Marine. Customers across the local, national and global markets rely on its expertise, reflected in a 4.90 rating from 17 reviews.

The business emphasizes high‑quality workmanship delivered in a professional and timely manner, positioning itself as the destination for diesel repair needs. Owner/operator Tony Godwin is recognized worldwide for his professionalism and expertise, underscoring the firm’s reputation for reliable service. By maintaining certified relationships with major engine and transmission manufacturers, Marine Diesel, Inc - MDI ensures access to original parts and specialized knowledge that support the demanding conditions of marine vessels.

Marine Diesel, Inc - MDI stands among the strongest marine supply stores locally and has built a solid reputation among the customers it has served.

For boat owners and marine operators in Charleston, the company’s proven expertise in diesel engine repair makes it a trusted resource for keeping vessels running smoothly.

Services:

• engine control services
• generator repair
• marine engine repair
• transmission repair