Edelbrock Idle Air Control Adapter Kit is required to install a GM-Style Stepper IAC Motor in place of an existing Hitachi PWM IAC. Allows for upgrade from ProFlo3 to ProFlo4.
Edelbrock part #3855 is a GM-Style Stepper IAC adapter.
Edelbrock part #3855 is a GM-Style Stepper IAC adapter.
- IAC Motor Adapter Harness