3A Marine Service

3A Marine Service is an authorized dealer for Robalo, Parker, Four Winns boats, Evinrude, Yamaha, and Tohatsu outboards along the South Shore, Boston, North Shore, Cape Cod, and the Greater Boston area.

By Partner ContentFebruary 1, 2021

Welcome to 3A Marine Service!

A fixture on the southern end of Boston Harbor, 3A Marine Service has been getting Massachusetts boaters out on the water for over 50 years. We are known and respected for our straightforward advice and timely, professional service.

3A Marine Service covers the South Shore, Boston, North Shore, Cape Cod, and the Greater Boston area. We are authorized dealers for Robalo, Parker, and Four Winns boats, and for Evinrude, Yamaha, and Tohatsu outboards.

We deliver professional-grade service, delivered by our factory-certified technicians. Our retail store stocks a large inventory of parts and accessories. 3A Marine Service is also a U.S. Marine Industry (MRAA) 5-star certified dealer.

View Our Boat Inventory

View All Boat Inventory • New Inventory • Pre-Owned Inventory • Brokerage Inventory

Yamaha Service and Yamaha-Powered Boats

3A Marine Service is a fully certified Yamaha Outboard service facility. We have a certified Yamaha Master Technician and several Yamaha-certified Technicians on staff. We invest heavily in Yamaha training, tools, and software to provide 1st class service for Yamaha outboards.