Water pump maintained ?-----------Compression test values are ?
It's got to be getting spark, when I am able to start with warm up lever. Right?
Yep........ the 1995 5.8FsiPHUCCE has the dreaded belt driven seawater pump!
Rebuild you old carbs, There are parts on your old original carbs that need to be reused for your boat.
Before you chase your tail on a fuel issue.........
You will need to check for spark when this condition happens again. Verify ignition spark,