Fine-tune intake airflow across the rev range with the Standard Ignition Engine Intake Manifold Runner Control Valve (MPN: IMRC1). This is the left-side runner control unit, and it drops in as a direct-fit replacement for the 1997-1998 Ford E-150 Econoline, 1997-1998 Ford E-150 Econoline Club Wagon, 1997-1998 Ford E-250 Econoline and 1997-1998 Ford F-150 (all V6-4.2L), plus the 1996-1998 Ford Windstar (V6-3.8L).
The intake manifold runner control valve actuates the runner plates inside the intake manifold, opening and closing the intake runners to shape metered air delivery for low- and high-RPM operation.
- Left-side unit: cataloged for the left position on the listed applications.
- Runner control: moves the intake runner plates to vary the effective runner path for metered airflow.
- Direct-fit replacement: installs on the listed Ford applications.
Signs this part may need replacing include a stored runner-control fault code, hesitation, or a rough or uneven idle. If a failed runner control valve is the cause, this replaces it; diagnose the underlying condition first, since these symptoms can have other causes.
Frequently Asked Questions
What does this valve do?
It actuates the intake manifold runner plates, opening and closing the intake runners to shape metered airflow across the engine's RPM range.
Which vehicles does the IMRC1 fit?
It fits the 1997-1998 Ford E-150 Econoline, E-150 Econoline Club Wagon, E-250 Econoline and F-150 (V6-4.2L), plus the 1996-1998 Ford Windstar (V6-3.8L).
Is this the left or right unit?
This is the left-side runner control valve as cataloged for the listed applications.
What are signs this part may need replacing?
A stored runner-control fault code, hesitation, or a rough or uneven idle. Diagnose the cause first, as these symptoms can have other sources.
Is this a direct-fit replacement?
Yes, it installs as a direct-fit replacement on the listed Ford applications.
