{"product_id":"862998-18-7701-idle-air-control-valve-iac-for-mercruiser-mpi-v6-v8-5-0-5-7l-4-3l","title":"862998 18 7701 Idle Air Control Valve IAC for MerCruiser MPI V6 V8 5.0 5.7L 4.3L","description":"\u003cstrong\u003eThis Idle Air Control Valve (IAC) is a replacement idle air control valve compatible with MerCruiser MPI V6 and V8 engines including 5.0L, 5.7L, and 4.3L and matches OEM Part# 862998 and 18-7701.\u003c\/strong\u003e\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThis Idle Air Control Valve (IAC) regulates engine idle speed by controlling air bypass around the throttle plate. Designed for MerCruiser MPI marine engines, this IAC valve ensures smooth idle and responsive throttle operation. It is a direct replacement for worn or faulty idle air control valves in MerCruiser V6 and V8 applications.\u003c\/p\u003e\u003ch3\u003eKey Features \u0026amp; Performance\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDirect replacement for MerCruiser MPI engines with part numbers 862998 and 18-7701\u003c\/li\u003e\n\u003cli\u003ePrecision-machined pintle and housing for accurate air metering\u003c\/li\u003e\n\u003cli\u003eCorrosion-resistant construction suitable for marine environments\u003c\/li\u003e\n\u003cli\u003eFactory-calibrated for plug-and-play installation\u003c\/li\u003e\n\u003cli\u003eRestores proper idle speed and reduces stalling or surging\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMerCruiser MPI V6 4.3L engines\u003c\/li\u003e\n\u003cli\u003eMerCruiser MPI V8 5.0L and 5.7L engines\u003c\/li\u003e\n\u003cli\u003eReplaces OEM part numbers 862998 and 18-7701\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCommon Uses\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eReplacing a failed idle air control valve on MerCruiser sterndrive or inboard engines\u003c\/li\u003e\n\u003cli\u003eResolving erratic idle, stalling, or poor throttle response in marine MPI systems\u003c\/li\u003e\n\u003cli\u003eMarine engine maintenance and repair on boats with MerCruiser power plants\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number(s):\u003c\/strong\u003e 862998, 18-7701\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Idle Air Control Valve (IAC)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Fuel System:\u003c\/strong\u003e MerCruiser MPI\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Will this IAC valve fit a MerCruiser 5.0L MPI engine?\u003cstrong\u003e A:\u003c\/strong\u003e Yes, this IAC valve is compatible with MerCruiser 5.0L MPI V8 engines using part numbers 862998 or 18-7701.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Do I need to calibrate the valve after installation?\u003cstrong\u003e A:\u003c\/strong\u003e No calibration is required; the valve is pre-calibrated and will work with the engine’s ECM after a simple idle relearn procedure.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eProduct appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.\u003c\/em\u003e\u003c\/p\u003e","brand":"DURAFORCE","offers":[{"title":"Default Title","offer_id":53676851560721,"sku":"ZZ2Y01667","price":79.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0250\/2446\/2929\/files\/57_a6f25df0-06e4-4377-b234-e243b3fa69dd.jpg?v=1781579475","url":"https:\/\/www.duraforce.com\/products\/862998-18-7701-idle-air-control-valve-iac-for-mercruiser-mpi-v6-v8-5-0-5-7l-4-3l","provider":"DURAFORCE","version":"1.0","type":"link"}