
MSD IGNITIONPART NUMBER: 121-8491
Tach Drive Adapter Tang to Square Drive
$2674$29.71You Save$2.97
5 left in stockReplacement Parts
- Tach Drive Adapter
- Tang to Square Drive
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.
Part TypeTachometer Accessory
BrandMSD IGNITION
Package Height1.5
Package Width6.2
Package Length7.8
Weight0.1 PG
Part CategoryPerformance Parts
TypeTach Drive Adapter
Distributor Replacement Part TypeTachometer drive adapters
QuantitySold Individually
Distributor TypeAccessories
Part FitmentSemi Universal
Vendor Part Number8491
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations