MSD Ignition 8678 - MSD Retard Module Selector
MSD Ignition #121-8678Retard Module Selector, 0°, 10°-20° |
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This Retard Module Selector will give you a full selection of retard values to choose from. The MSD Module Selector is equipped with a positive stop knob that can be used to select any one of twelve different retard modules.
