I'm 67 and have been running diesel boats since I was 13. Mostly my own, but also military, tugs, fishing and private. The key to boat/diesel...
I'm 67 and have been running 671s since I was 13. Generator engines before that. I don't think there is a more reliable engine of that size. No...
I have a different boat, similar engines. The 671 is the most reliable engine of that size I have seen. No injector pump, no electronics to fail....