The company does business as merck sharp & dohme or msd outside the united states and canada.. From super speedways to road courses, land speed racing to top fuel dragsters, and of course your traditional hot rod, msd has provided the components to fire nearly anything in motorsports.
![MSD 77303 [11/16] Figure 5 wiring the power grid controller](https://mans.io/views2/1567379/page11/bgb.png "MSD 77303 [11/16] Figure 5 wiring the power grid controller to pro mag")
Ignite your engine's performance with msd.. Get a glimpse of how we work to improve lives.