Yes, it's in a sailboat, 1982 Pearson 367 (36' long, 17,000 lbs)
Here is a link to pictures of the work I've done.
https://picasaweb.google.com/111274927949602013478
It was marinized by Universal (now owned by Westerbeke)
The only marinized parts are exhaust manifold, raw water pump, heat...