Oil pressure reading low - sometimes
My 64 Hardtop is running well - when it starts. Even in the warmth of AZ it needs 3/4 pumps of the gas pedal and a good grind to start. It's as if the fuel isn't staying in the carb/pipes. Once running it's fine.
Biggest concern is the oil pressure reading. The oil level is OK (extra pint in the sump, 10W40 plus ZDD) and half the time the oil pressure reads well in the middle of the scale. Then suddenly it will drop down to the low end of the scale - not all the way as when the ignition is off, just all the way to the left hand mark. It lifts a bit if I rev the engine. Then a bit later it will be OK again in the middle of the scale. I wonder if the pressure transmitter is U/S or a wiring fault. Anyone else had a problem like this?
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