IDLER AIR Valve
The Quicksilver 862998 is a Mercury MerCruiser OEM Idle Air Control (IAC) valve, often superceded by 8M0181068, designed for 2001+ V6 and V8 marine engines with ECM 555. It regulates engine idle speed, and a faulty unit causes rough, surging, or erratic idling. It fits engines including 4.3L, 5.0L, 5.7L, 350 MAG, 496, and 8.2L
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