I may have the wrong handle but my recollection is that the Ford engine
used in marine
conversions is sourced from tractors or farm machinery or some such.
There are many companies that do marine
conversions or make parts
using this six cylinder Ford diesel
as a base.
One in england
While the engine
that they convert is the Ford 2725 it is quite possible that most of the parts
A seach on the internet
or some questions to your local marine mechanic
should find other companies in this field.
pumps most used are Jabsco
, and I think their parts are readily available.
Your local Ford tractor dealer should have most if not all of the non marine parts.
So you might have to do some scratching round.