The High-Powered Spark You Need at the Low Price You Want6-Series Controls are capacitive discharge, multiple sparking ignitions that improve the performance of daily drivers, weekend warriors, and marine mavericks. They share similar output specs to ensure complete combustion of the air/fuel mixture yet, to explore how they vary, please click More Info below in the part number descriptions. Compatible with 4, 6 (some even-fire only), and 8-cylinder engines, the 6-Series works on almost any vehicle with a 12 to 18 volt electrical system. They can be triggered using breaker points, magnetic pickup, or an electronic amplifier's output.