This starter relay is a direct replacement for OEM part numbers 27010-3724 and 27010-3760.It is compatible with a range of Jet Ski models including JF800, JH750, JS440, JS550, JS650, JS750, JS800, JT750, JT900, and JT1100, covering model years from 1991 through 2011 as specified by the manufacturer.Constructed with oxygen-free copper windings and PA66/PBT plastic components, this relay is designed for electrical performance and in marine environments.The unit supports consistent engine startup and is rated for repeated use.ISO9001-certified manufacturing ensures quality control during production.