Compatibility with Multiple Models: This Ignition Coil is designed specifically for use with For Johnson engines, including models 50 Hp (1971-1975), 65 Hp (1971-1975), 70 Hp (1974-1975), 75 Hp (1974-1975), 85 Hp (1973-1975), 115 Hp (1973-1974), and 135 Hp (1973-1975). Its versatile compatibility ensures that it meets the ignition requirements for a range of high-performance marine applications. OEM Codes for Exact Fit: Our Ignition Coil is engineered with strict adherence to OEM specifications, featuring essential OEM codes: 502890, 582160, 584632, and 18 5194. This guarantees that you receive a product that conforms to manufacturer standards, enabling reliable performance and durability in your engine's ignition system. Reliable Performance: Designed for exceptional performance, this Ignition Coil significantly improves ignition efficiency and engine response across various For Johnson outboard motor models. With a focus on precise engineering, it provides a dependable spark for optimal operation, ensuring your outboard motor runs smoothly on the water. Easy Installation: While this product does not come with installation instructions, its design allows for a straightforward installation process for those familiar with marine engine components. Equipped with compatible connectors for easy integration, the Ignition Coil allows for seamless swapping without the need for complex modifications. US Seller Convenience: Purchasing this Ignition Coil from a US seller ensures a quick and efficient process. Our to customer satisfaction means you can trust the quality of this product, designed to meet and exceed expectations for all For Johnson engine series, enhancing your boating experience. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.