1989-1995 Toyota Pickup 3.0 3VZE fuel pressure regulator replacement

The Toyota 3VZE 3.0 motor is running too rich. We check the O2 sensor, fuel trims, discover the fuel pressure is too high, and replace the fuel pressure regulator.
Fuel pressure gauge with all the required fittings included:
amzn.to/3vVQcjk
Upgraded version of the oscilloscope I use:
amzn.to/3vXhSV1
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