Looking for a plug-and-play kit for a Ford Modular engine? This HP ECU accurately manages fuel and ignition for wild cams, power adders, and more, without relying on a MAF sensor.
Key Features:
- Designed specifically for 1999-2004 Ford Modular 2-Valve engines
- Plug and play with factory sensors: crank, cam, TPS, coolant temp, and more
- Plug and play with factory actuators: coils, injectors, IAC
- Connectors for Holley fuel pressure and oil pressure sensors
- Connectors for expanded inputs and outputs
- Complete plug-and-play kit includes HP ECU, Bosch wideband oxygen sensor, MAP sensor, coil drivers, and all necessary harnesses
- 4 programmable inputs and 4 programmable outputs support boost control, progressive nitrous, water/meth injection, speed inputs, fuel pump control, A/C inputs, timing retard, and more
- Free software and firmware updates available for download
Specifications:
- Engine: Ford Mod Motor
- Ignition Type: 2V Ford Modular
- Injector Connector: Jetronic/Minitimer (Bosch)
- Oxygen Sensor: Bosch
- Product Type: HP EFI Kit
- Part Number: 550-616
Complete 1999-2004 2-Valve Ford Modular engine plug-and-play kit with Jetronic "Bosch style" injector harness. ECU is certified to ISO 8846, SAE J1171, and United States Coast Guard requirements for ignition protection and fire resistance.
FAQ
What engine does the Holley 550-616 kit fit?
1999-2004 Ford Modular 2-Valve engines.
Is this a plug-and-play kit?
Yes, it plugs into factory sensors (crank, cam, TPS, coolant temp) and actuators (coils, injectors, IAC).
What's included?
The HP ECU, Bosch wideband oxygen sensor, MAP sensor, coil drivers, and all necessary harnesses.
Can it control nitrous or boost?
Yes, its 4 programmable inputs and outputs support boost control, progressive nitrous, water/meth injection, and more.

