The latest in Mallory's line of HyFire ignitions, the HyFire VI-A digital ignitions use the newest digital circuitry to deliver more power and quicker acceleration with less current draw. These highly efficient ignitions deliver multiple sparks per combustion event, so you get consistent, reliable performance throughout the rpm range. They have a state-of-the-art microprocessor and a durable, lightweight, extruded aluminum housing for maximum heat transfer. They're designed to work with points, OEM, or aftermarket electronic ignitions, or magnetic crank triggers.