Description
This upgrade kit includes a harnesssupporting sensorsand components to convert from a Legacy Pro-Flo EFI System to Pro-Flo 4 EFI. Includes sensorsECUharnessand other components to be controlled with iOS/Android E-Tuner software.This Pro-Flo 4 EFI kit provides a solution for consumers who own a legacy Pro-Flo EFI System and want to upgrade to Pro-Flo 4.
 
 The Legacy Pro-Flo to Pro-Flo 4 EFI Upgrade Kit includes a harnesssupporting sensorsand components for converting from a Legacy Pro-Flo EFI System to Pro-Flo 4 EFI. This kit consists of supporting sensorsECUwide-band O2 sensorwiring harnessIAC valveand IAC adapter. This EFI system has both fuel and spark control features. 
 The ECU includes a learning capability feature that adjusts the fuel injection calibration to maintain the specified target air-fuel ratio. Minimal setup and tuning adjustments are required with Edelbrockâ??s E-Tuner Software for IOS and Android tablets and cell phones. The software includes base calibrations for most applications and necessary adjustments for AFR targetignition curveidle speedacceleration tuningcoolant fansrev limiteretc. 
 
 The customer must provide an induction systemincluding the manifoldthrottle bodyfuel railsand injectorsas well as a Pro-Flo distributorfuel pumpregulatorand fuel lines. Users must refer to the Calibration Matrix in the instructions for the required injector sizedepending on engine cubic inches and HP requirements. Required injector sizes 29 lb./hr.35 lb./hr.42 lb./hr.and 60 lb./hr. Compatibility with forced induction applications requires 80 lb./hr. injectors.





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