MSD 8676 retard module selector. Features adjustable range from 0 to 11 degrees, universal fit for MSD ignitions, ensures precise timing retard, sold as each.
MSD 8774 timing retard module kit. Features adjustable range from 11 to 15 degrees, universal fit for MSD ignitions, ensures precise timing retard, sold as a kit.
MSD 8671 RPM module selector. Features adjustable range from 4,600 to 6,800 RPM, universal fit for MSD ignitions, ensures precise rev limiting, sold as each.
MSD 8672 RPM module selector. Features adjustable range from 6,000 to 8,200 RPM, universal fit for MSD ignitions, ensures precise rev limiting, sold as each.