Early EFI Fuel Pump Connectors C441 (WPT-454) used through '93. '94-96 use the same wire colors, but a smaller round gray inline connector.

See also:

Single-tank applications (including Bronco) use the FRONT tank colors, except Y/Wh gauge power.

To temporarily or permanently convert a '90-up 2-tank truck to a single tank, read this caption:

See also:
MotorCraft 2016 Wiring Pigtail Guide