The points-based ignition systems found in early 8 cylinder engines vehicles can be unreliable and difficult to maintain, as the points wear out over time and require frequent adjustments. this can lead to poor engine performance, hard starting, and even engine misfires or stalls. By replacing the points and condenser with the 1181 ignition, you can these issues and enjoy improved engine performance, reliability. It also requires virtually no maintenance and can be installed quickly and easily, making a popular upgrade for classic car enthusiasts. Replacement for 1181 Ignitor. Making it a cost-effective solution for repairing your vehicle. The 1181 Igniters is designed to be fits for Delco 8-cylinder distributors with a windowed type distributor cap, and is compatible with wide range of classic American cars and trucks from the 1957-1974. Fits for , for , for , for , for , for . The 1181 Ignition delivers a more precise spark to the engine, ensuring optimal ignition timing and better combustion. 1181 Electronic Ignition Conversion Kit1181 Electronic Ignition is specifically designed fits for Delco 8-cylinder distributors with a windowed type distributor cap. Solid-state electronics: The 1181 Electronic Ignition features a solid-state electronic ignition module that replaces the old-fashioned points and condenser. This provides more precise ignition timing and eliminates the need for routine points adjustments. Increased reliability: Because the 1181 Electronic Ignition is solid-state and has no moving parts, it is much more reliable than a traditional points-based ignition system. Compatible with: Fits for Delco 8 Cylinder Fits for 1957-1959 1963-1974 V8 1957-1974 Fits for V8 1964-1974 Fits for Checker V8 1958-1974 Fits for V8 1956-1974 Fits for V8 1966-1974 Fits for 304 401 engine 1956-1974 Fits for V8 1965-1966 Fits for V8 1960-1961 Fits for and Regal Fits for V8 Color:As Shown Material:Metal Package Contents: 1 * igniter 1 * shim 13 * Install accessories Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.