Ignition Coil Resistor Metal Ceramic Wear-Resistance Device for 1.5 Ohm Classic Car Ballast Resistor late 1960s-mid 1980s This ignition coil resistor is designed to regulate voltage supplied to the ignition coil in classic vehicles manufactured between the late 1960s and mid 1980s.Constructed with metal and ceramic materials, it provides resistance stability and durability under operating temperatures.The device functions as a ballast resistor with a resistance value of 1.5 ohms, helping to prevent coil damage during engine.It is engineered for use in configurations where a precise resistance value is required for proper ignition system performance.Installation is straightforward, typically replacing the existing resistor in compatible vehicle models. Compatibility Statement: This is a third-party replacement.Brand/model references serve only as compatibility indicators.