The Sierra 18-7701 Idle Air Control Motor replaces Mercruiser 862998, Mercruiser 863112, Mercruiser 8M0181068 for Mercruiser applications. It meters bypass air used by the engine management system to control idle speed.
Fits: MCM 3.0L MPI, V-6 & V-8 (305, 350 & 496 CID) MPI Engines With ECM 555
Need help with fitment? Contact us with your engine model and serial number and we'll help check suitability.
What is Sierra 18-7701?
Sierra 18-7701 is an aftermarket idle air control motor for Mercruiser applications.
Which part numbers cross-reference Sierra 18-7701?
This listing cross-references Mercruiser 8M0181068, Mercruiser 862998 and Mercruiser 863112. See the Cross References & Alternative Products section above for linked alternatives where available.
How can I check whether Sierra 18-7701 fits my Mercruiser application?
Contact us with your engine model and serial number and we'll help check suitability.
Australian Dollars
