High-energy ignition coil for reliable performance 3.4 ohm primary resistance for efficient operation Includes nuts and washers for easy installation The Bosch 12-volt ignition coil with ring terminal fitment is designed for heavy-duty performance. With a primary resistance of 3.4 ohms, this ignition coil is suitable for both electronic ignition systems and traditional points. Its socket-type HT lead connection ensures a secure and efficient fit. This ignition coil also comes with the necessary nuts and washers, making installation straightforward and hassle-free. Upgrade your ignition system with this reliable and powerful component. .