For over thirty years, the Ignitor has proven itself in applications ranging from race cars to tractors. Product Features:Delivers twice the voltage to the spark plugs, increasing horsepower, fuel economy, and spark plug life.2:1 improvement over points in current fall time for increased coil output.Rotating cobalt magnets trigger a Hall Effect integrated circuit; no points to burn; no moving parts to wear out.Epoxy molding makes our module impervious to dirt, oil, grease and moisture.Stable timing; no need for any adjustments.