Features: 1. Perfect Fitment: Voltage regulator rectifier is a replacement for Johnson Evinrude 9.9–235HP, precise fit, designed for long service life. 2. Replace OEM Part Number: Compatible with OEM numbers 580765, 580795, 582399, 583408, 581603, 582307, 580841, 581305; replaces Sierra 18-5708. 3. High Quality Material: Constructed from high-quality aluminum, rust-resistant, durable, and resistant to deformation. 4. Excellent Performance: Professionally manufactured for high efficiency, accuracy, stable operation, and reliable performance. 5. Simple Installation: Easy to install with no complicated tools required; direct replacement for old or damaged units. Specification: Item Type: Rectifier Material: Aluminum Wiring: 3 wires Compatible OEM Numbers: 580765, 580795, 582399, 583408, 581603, 582307, 580841, 581305 Replaces: Sierra 18-5708 Application: Designed to meet original equipment specifications, ideal for replacing worn or damaged rectifiers. Utilizes semiconductor diodes to regulate current flow, rectify power supply, deliver stable voltage to the battery, and enhance engine ignition efficiency. Fitment: Replaces Johnson Evinrude 100 HP models from 1980, 1984–1986, 1988–1994 Replaces Johnson Evinrude 110 HP models from 1986–1989 Replaces Johnson Evinrude 112 HP models from 1994–1996 Replaces Johnson Evinrude 115 HP models from 1980–1985, 1990–1998 Replaces Johnson Evinrude 140 HP models from 1980–1984 Replaces Johnson Evinrude 15 HP models from 1995–2001 Replaces Johnson Evinrude 150 HP Carb models from 1980–1983 Replaces Johnson Evinrude 175 HP Carb models from 1980–1983 Replaces Johnson Evinrude 200 HP Carb models from 1980–1983 Replaces Johnson Evinrude 235 HP models from 1980–1983 Replaces Johnson Evinrude 60 HP models from 1986–1991 Replaces Johnson Evinrude 65 HP models from 1984–1991 Replaces Johnson Evinrude 70 HP models from 1980–1991 Replaces Johnson Evinrude 75 HP models from 1980–1988 Replaces Johnson Evinrude 85 HP model from 1980 Replaces Johnson Evinrude 88 HP models from 1987–1996 Replaces Johnson Evinrude 9.9 HP models from 1995–2001 Replaces Johnson Evinrude 90 HP models from 1981–1998 Package List: 1 x Rectifier Note: Please verify the part number of your existing unit. Compatibility information is for reference only. If uncertain, please confirm before purchase to avoid returns.