Did the oil pressure gauge go back to zero when you finally turned off the
engine?
If so, then it is probably working OK. Simply replace the oil light sender
unit;
it is almost certainly broken.
Water getting on the sender would have no effect. Consider driving in a
rainstorm...
Doug Braun
'72 Spit
At 05:18 PM 8/21/2004 -0400, you wrote:
>Finally, after a complete rebuild, she started with the twist of the key.
>Shortly thereafter, I shut it down due to an oil pressure concern.
>
>Prior to starting, I ran the pressure up using a drill attached to the oil
>pump. Then, when cranking the engine, pressure light went out almost
>immediately and pressure registered on the MG combination gauge that I
>installed. I was running it in at approximately 2000 rpm's when (after a
>few moments) the oil pressure light came on - the gauge continued to
>register approximately 70 psi. Which do I believe - one (the idiot light)
>says I've got a problem; while the other (Smiths gauge) says I'm looking
>good.
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