Replace the alternator in your early GM, Ford, or Chrysler with Proflow's Power Spark alternators, you will have the genuine look in some most cases while incorporating the technology of today. Power Spark alternators are available in chrome, black or our new black wrinkled finishes. These are available in a variety of amperages and styles, allowing you to choose the best model for your application. So whether you need an alternator for your Street car, hot rod, muscle car Power Spark gives you the power you need. All Power Spark Alternators are factory tested before shipping to ensure a hassle free product.