1953-1960 Classic Car Engines Troubleshooting Guide: Low Oil Pressure
Oil pressure gauge inaccurate.
- Pipe to pressure gauge restricted.
- Oil too thin due to dilution, poor quality, or too light a grade used.
- Oil pressure relief valve adjustment too light.
- Relief valve spring weak.
- Oil pump gears worn.
- Oil pump cover worn.
- Oil pump body or cover loose.
- Oil pump gasket damaged, improperly installed or too thick.
- Air leak in oil intake pipe (if oil level is low).
- Air leak in top of floating screen (if used).
- Oil intake pipe or screen clogged with water, sludge, gummy oil, dirt or ice.
- Oil leak in discharge pipe.
- Loose connections in oil lines.
- Worn main, rod or camshaft bearings.
The Complete Guide to Troubleshooting 1953-1960 Era American Classic Car Engines