Seaboard Marine delivers "Guaranteed Better Than Factory" Performance, Parts, Design, and Engineering for Cummins and Yanmar Marine Diesel Applications. We've been serving the Ventura and Oxnard areas of California since 1982 as a custom boat builder, repower specialist, designer, and supplier of equipment to builders, commercial fishermen, and recreational users.
Boatdiesel.com Marine Forums
of Seaboard Marine
has been a supporter of
and remains active administering the Cummins
and Yanmar Forums
Please visit these Forums
and see why Tony has generated such a dedicated following.