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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 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.
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