Replacement crank trigger wheel for big block Chevy 8 In. balancer. For a long time racers have known that one of the best things to do to an engine to improve its performance is to stabilize ignition timing. The MSD flying magnetic crank trigger system does exactly that by using four magnets embedded in an aluminum wheel. This is the replacement part for the aluminum crank trigger wheel.

Established in 1970, MSD is a highly-regarded developer and manufacturers of top-quality ignition controls, distributors, ignition coils, and other essential accessories that aim to optimize the functionality of an ignition system. Whether it be super speedways, road courses, land speed racing, conventional hot rods, or any other motorsports application, MSD has always found the means to produce the precise parts and accessories that shape the way a vehicle performs. The company is reliable when it comes to products that work and communicate together to ensure maximum performance and excellent value.

As the engineers responsible for the first multiple-spark discharge ignition control box, MSD consistently evolves and provides the most progressive in performance ignition technology. The company continues to adapt and expand to accommodate the needs of the time, creating upgrades that exceed expectations and are easy to install. Regardless of the challenges and competitions your engine faces, the inimitable performance products by MSD are sure to be the ideal solutions for a dominant victory.

California Residents: This product can expose you to chemicals which are known to the State of California to cause cancer or other reproductive harm. Please visit www.p65warnings.ca.gov for more information.