oil alarm

After running my engine for about an hour on a trip this week to Put in Bay the oil pressure alarm came on indicating a pressure on 20 #. I shut off the engine looked for leaks and checked the dip stick and the water temperature. All was ok. So I restarted the engine and the pressure was at...

The red lens and the retaining nut on the oil pressure light/buzzer on my engine control panel snapped off Sunday. (24 years of corrosion I guess...) The light bulb and the buzzer still work but I am afraid now that salt water can easily get inside the fixture and wanted to replace it. Guess...