MSD 8727CT HEI digital rev limiter. Features Soft-Touch technology, universal fit for HEI distributors, protects engine from over-revving, sold as each.

MSD 8728 Soft Touch rev control. Features smooth rev limiting, universal fit for MSD ignitions, protects engine from over-revving, sold as each.

MSD 87286 DIRT spec rev limiter. Features dirt track-specific design, universal fit for racing applications, protects engine from over-revving, sold as each.

MSD 87311 2-step rev-limiter. Features dual RPM settings, fits Ford Coyote engines 2016-on, ensures consistent launches, sold as each.

MSD 8733 2-Step launch control. Features dual RPM settings, fits GM LS engines, ensures consistent launches, sold as each.

MSD 87331 2-step launch control. Features dual RPM settings, fits GM Gen V LT engines, ensures consistent launches, sold as each.

MSD 8734 Ford Launch Master 2-Step. Features dual RPM settings, fits Ford engines, ensures consistent launches, sold as each.

MSD 87431 Odd Series RPM module kit. Features adjustable range from 3,100 to 3,900 RPM, universal fit for MSD ignitions, ensures precise rev limiting, sold as a kit.

MSD 87441 Odd Series RPM module kit. Features adjustable range from 4,100 to 4,900 RPM, universal fit for MSD ignitions, ensures precise rev limiting, sold as a kit.