F.A.S.T. IAC Valve - GM TPI Style Sprint Car Headers & Mufflers COMP Cams Dial Indicator Extensions

COMP Cams Dial Indicator Extensions allow you to extend the reach of a dial indicator 5-6 inches

Multi-Purpose

2-1/2 in Pin 5x5 GN Hubs

1977-1978 Ford F-100

Closes at pressures 50psi and lower

F.A.S.T. IAC Valve - GM TPI Style Sprint Car Headers & Mufflers COMP Cams Dial Indicator ExtensionsThe idle air control allows the ECU system to control engine idle speed by controlling airflow around the throttle body blades. This IAC is a TPI style IAC. Features 2x2 female weatherpack connection. Considered Early TPI Design Not LS Series Late. This design is not used on EZ 1. 0 or EZ 2. 0 Throttle Bodies. Requires a male 2x2 weatherpack to a 4 flat metripack adapter to adapt to a harness designed for 'late model LS' This sensor is commonly found