Click to enlargeMSD : 8491 : Tach Drive Adapter

The standard tach drive for MSD Tach Drive Distributors is a 3/16 tang drive cable. In most cases this type of drive will work, but for those who require the 0.104" square drive (Corvette style), MSD offers a Tang to Square Drive Adapter to fit all MSD Tach Drive Distributor assemblies.




  • Availability: Usually ships the next business day.

    8491$12.19
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