Dunn Style Cross Drive, Standard Length 0.900" for Band Clamp Pro Mags

The replacement drive mechanism is supplied with a new locknut for installation.

PART# 8107

$67.01   Suggested Retail
$60.31   Your Price
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All of the MSD band clamp style Pro Mags are supplied with a standard "Dunn Cross Drive". The MSD Dunn Drive is CNC-machined from 1018 steel then receives a corrosion resistant QPQ coating.


BrandPro Mag
Emission Code3
Product TypeAccessory
Part Number8107

Service Parts


This part is legal for use on Uncontrolled (Non-Emissions Controlled) Vehicles or Racing Vehicles.

The following vehicles are considered Uncontrolled (Non-Emissions Controlled) Vehicles:

  • 1965 and older U.S. manufactured California Certified vehicles
  • 1967 and older U.S. manufactured Federally Certified vehicles
  • 1967 and older Foreign manufactured vehicle

Racing Vehicles are vehicles that are used exclusively for racing or other forms of competition that are not registered and that may never be used on the street.

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    *Free Shipping & Handling only offered to the contiguous US on orders over $100.

    Some parts are not legal for use in California or other states with similar regulations.