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#425550617
Holley 550-617 HP EFI ECU & Harness Kits
$3,149.95
/each
Factory Shipped
$3,543.95
Save $394.00
Quantity
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Return PolicyHolley 550-617 Details
Holley 550-617 Details
Looking for a plug and play kit for your Ford Modular engine? The HP ECU allows you to accurately control the fuel and ignition of your engine plus much more! Is your cam too wild for a MAF? Power adders? You name it, and Holley EFI can handle it.
- Designed specifically for 1999-2004 Ford Modular 4 Valve Engines
- Plug and play with factory sensors; Crank, Cam, TPS, Coolant Temp, etc
- 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 O2 sensor, MAP sensor, Coil Drivers and all necessary Harnesses
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Guides & Documents
CARB Warning
For race/ off road use only
CARB Warning
For race/ off road use only
Holley 550-617 Specifications
Holley 550-617 Specifications
| KEY SPECS | |
|---|---|
| MFG. Part # | 550-617 |
| Brand | Holley |
| GENERAL | |
| GTIN Code | 090127712856 |
