Features:Pretested and precise Water Temperature Sensor, stable performance, high reliability.According to the original factory specifications, perfect fit in.Designed and developed with quality material, it is very durable in use.Easy to install, direct aftermarket replace part for the original one.Replaces for Mercury Mercruiser 806490T, for Sierra 18-5897, for Mallory 9-42400.Specification:Condition: 100% Brand NewMaterial: MetalColor: GoldenPackage Weight: approx.30gReplaces: for Mercury Mercruiser 806490Tfor Sierra 18-5897for Mallory 9-42400Package List:1 * Water Temperature SensorNote:1. Please kindly confirm the fitment before ordering to make sure this item is perfectly fit.2. Easy to install, but professional installation is highly recommended..3.Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.