About High Seas

High Seas Yacht Service is a highly specialized company dedicated to precision engine, strut and shaft alignments for the elimination of running gear vibration. For thirty years High Seas has serviced marine propulsion systems in South Florida. We use state-of-the-art optical scope technology, laser and reflective optic technology for precision alignments from strut to engine. We perform deck targeting on larger, flexible yachts.


Straight Line Marine, a wholly-owned subsidiary, is a full service machine shop dedicated to shaft, strut and rudder straightening for precision alignments and the elimination of running gear vibration. Straight Line Marine can straighten shafts up to 6 inches in diameter and perform shaft weld-overs (cladding).  We are ABS Certified for Aquamet Stainless Steel Shaft Cladding – the only machine shop in the state of Florida!  We also perform ABS shaft crack testing and straightening.

We are located on-site at Lauderdale Marine Center or we can service boats in open yards from West Palm Beach to Miami.

Marine propulsion repair and service include:

  • Deck targeting – using laser and survey equipment to properly align a boat when it is hauled
  • Propulsion system alignment using specialized optical aligning equipment
  • Mechanical alignment of engines.
  • Straightening and repair of shafts up to 6″ in diameter (Straight Line)
  • Straightening and repair of struts and rudders (Straight Line)
  • Removal and replacement of propellers that are serviced by a third party partner
  • Replacement of cutless bearings – a common wear item.
  • Marine fabrication of propulsion parts

In addition to High Seas Yacht Services and Straight Line Marine, we also have a marine hydraulics business co-located at Lauderdale Marine Center. High Seas Hydraulics is a highly specialized hydraulics company dedicated to maintenance, repair and replacement of key hydraulic systems on Super Yachts. We specialize in the following areas: hydraulic steering systems, windlasses, stabilizer systems, Passerelles, hydraulic swim platforms, davits and cranes.

In addition to field services, High Seas Hydraulics has Parker crimping equipment to make hydraulic hoses in-house and stock common hoses and fittings. We also re-build and stress hydraulic cylinders with the help of Straight Line Marine.