This product is a used MerCruiser Alpha ICM Ignition Control Module with the manufacturer part number 8M2012350. It does not come with a warranty. Part came from a motor that failed due to corrosion, part was working when pulled. The product is designed for use with 5.7 engines and is a component of the Sterndrive Motors & Components and Ignition & Starting System categories. All inquiries welcome. Sold as is.