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Thumbnail Filmstrip of 7.3 Powerstroke 1999-2001 Engine Harness Complete Performance F81Z12B637EA Images
7.3L Power Stroke Main Engine Harness — Replaces F81Z-12B637-EA
This is the main engine-bay harness for late 1999.5–2001 Super Duty 7.3L Power Stroke trucks with federal emissions and a 4R100 automatic. It restores the 42-pin bulkhead/PCM connection, both-bank UVCH plugs, glow-plug relay circuit, IDM/injector wiring, and engine-sensor pigtails (ICP, IPR, CMP, CKP, EOT, ECT, MAP/BARO, EBP, IAT). Includes a new glow plug relay and intake-heater relay.
Fits
- 1999.5–2001 Ford F-250 Super Duty, 7.3L Power Stroke, 4R100 automatic, federal/49-state emissions
- 1999.5–2001 Ford F-350 Super Duty, 7.3L Power Stroke, 4R100 automatic, federal/49-state emissions
- 1999.5–2001 Ford F-450 Super Duty, 7.3L Power Stroke, 4R100 automatic, federal/49-state emissions
- 1999.5–2001 Ford F-550 Super Duty, 7.3L Power Stroke, 4R100 automatic, federal/49-state emissions
- Late production only: engine serial 869,813 and after, or build date on or after about 12/7/1998
- Federal glow plug relay trucks only (square 4-terminal GPR)
Does not fit
- California-emissions trucks or trucks with a GPCM
- ZF6 6-speed manual transmissions
- Excursion models
- Early 1999 Super Duty 7.3L (before the serial/date cutoff)
How to confirm fitment
To confirm fitment, remove your PCM (main computer) from your truck. Confirm top left of barcode has DPC-422 as your PCM number. We currently do not offer a manual transmission engine harness.
We do not accept returns on this product.
7.3L Power Stroke Main Engine Harness — Replaces F81Z-12B637-EA
This is the main engine-bay harness for late 1999.5–2001 Super Duty 7.3L Power Stroke trucks with federal emissions and a 4R100 automatic. It restores the 42-pin bulkhead/PCM connection, both-bank UVCH plugs, glow-plug relay circuit, IDM/injector wiring, and engine-sensor pigtails (ICP, IPR, CMP, CKP, EOT, ECT, MAP/BARO, EBP, IAT). Includes a new glow plug relay and intake-heater relay.
Fits
1999.5–2001 Ford F-250 Super Duty, 7.3L Power Stroke, 4R100 automatic, federal/49-state emissions
1999.5–2001 Ford F-350 Super Duty, 7.3L Power Stroke, 4R100 automatic, federal/49-state emissions
1999.5–2001 Ford F-450 Super Duty, 7.3L Power Stroke, 4R100 automatic, federal/49-state emissions
1999.5–2001 Ford F-550 Super Duty, 7.3L Power Stroke, 4R100 automatic, federal/49-state emissions
Late production only: engine serial 869,813 and after, or build date on or after about 12/7/1998
Federal glow plug relay trucks only (square 4-terminal GPR)
Does not fit
California-emissions trucks or trucks with a GPCM
ZF6 6-speed ma[...]
7.3L Power Stroke Main Engine Harness — Replaces F81Z-12B637-EA
This is the main engine-bay harness for late 1999.5–2001 Super Duty 7.3L Power Stroke trucks with federal emissions and a 4R100 automatic. It restores the 42-pin bulkhead/PCM connection, both-bank UVCH plugs, glow-plug relay circuit, IDM/injector wiring, and engine-sensor pigtails (ICP, IPR, CMP, CKP, EOT, ECT, MAP/BARO, EBP, IAT). Includes a new glow plug relay and intake-heater relay.
Fits
- 1999.5–2001 Ford F-250 Super Duty, 7.3L Power Stroke, 4R100 automatic, federal/49-state emissions
- 1999.5–2001 Ford F-350 Super Duty, 7.3L Power Stroke, 4R100 automatic, federal/49-state emissions
- 1999.5–2001 Ford F-450 Super Duty, 7.3L Power Stroke, 4R100 automatic, federal/49-state emissions
- 1999.5–2001 Ford F-550 Super Duty, 7.3L Power Stroke, 4R100 automatic, federal/49-state emissions
- Late production only: engine serial 869,813 and after, or build date on or after about 12/7/1998
- Federal glow plug relay trucks only (square 4-terminal GPR)
Does not fit
- California-emissions trucks or trucks with a GPCM
- ZF6 6-speed manual transmissions
- Excursion models
- Early 1999 Super Duty 7.3L (before the serial/date cutoff)
How to confirm fitment
To confirm fitment, remove your PCM (main computer) from your truck. Confirm top left of barcode has DPC-422 as your PCM number. We currently do not offer a manual transmission engine harness.
We do not accept returns on this product.