IG027 Ignition Coil for Yamaha Outboard EnginesThis ARCO ignition coil is designed for specific Yamaha outboard engines.Fits:Yamaha 90 (1984-88), C55 (1989-94)Replaces: YAMAHA Ignition Coil 697-85570-10 YAMAHA Ignition Coil 697-85570-11-00 YAMAHA Ignition Coil 697-85570-10-00 MERCURY Ignition Coil 97077M MERCURY Ignition Coil 81549M SIERRA Ignition Coil 18-5111 CDI ELECTRONICS Ignition Coil 187-9711 Warranty InformationWhen properly installed, all ARCO products are warrantied against defects in materials and workmanship for 12 months for leisure use and 90 days for commercial or racing applications.Add an extra year of warranty to your rotating electric ARCO product (Tilt/Trim Motors, Alternators, Outboard Starters, and Inboard Starters) when you register your product within 30 days of purchase. You can register your product by visiting arcomarine.com/product-registration.This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.