Features: 1. OE Number: The referencing OE numbers of this ignition switch are 393301, 388173, 390129, 390133, designed based on original specifications. 2. Wide Adaptability: This ignition starter switch is compatible with most OMC inboard and outboard powered boats for motor control. 3. Good Replacement: Push-to-choke ignition switch serves as a direct replacement for the original unit, helping to restore ignition performance. 4. Premium Material: Constructed from high-quality ABS and metal materials, offering good water resistance, professional craftsmanship, and reliable operation. 5. Installation: Compact, lightweight design allows for easy installation and use. Direct fit replacement with push-to-choke function; no wire splicing required. Specification: Item Type: Ignition Key Switch OE Number: 393301, 388173, 390129, 390133 Fitment: Compatible with OMC inboard and outboard powered boats Package List: 1 x Ignition Switch 2 x Key Note: Please verify the part number of your existing unit. Compatibility information is for reference only. If you are uncertain about the fit, please contact the seller before purchase to ensure correct selection.