The standard tach drive for MSD tach drive distributors is a 3/16 In. tang drive cable. In most cases this type of drive will work, but for those who require the 0.104 In. square drive (Corvette style), MSD offers a tang to square drive adapter to fit all MSD tach drive distributor assemblies.
- Helps convert the tach drives to be used and read in certain corvette models
- East to install
- High quality materials
- Machined from brass