Refit

Refitting or refit of boats and marine vessels includes repairing, fixing, restoring, renewing, mending, and renovating an old vessel.

Refitting has become one of the most important activities inside a shipyard.

It offers a variety of services for an old vessel of any size and kind starting with the construction itself and what is added to it, such as hardware, electric & hydraulic systems, entertainment systems, etc.

[citation needed] Ship refits can range from relatively small changes to and including cutting the ship in half to facilitate near-total overhauls and redesign of interior spaces and modification or replacement of engines, systems or other equipment.

into several main subjects: Examples of recent ship refits include:

The submarine USS Angler during a refit in 1962