MSD part # 8746. MSD Ignition RPM Module Kit. (2) 6000 rpm modules (1) used. Missing 6200 rpm module. (1) 6400 rpm module. (1) 6600 rpm module. (1) 6800 rpm module.
Engine RPM Limiter MSD 8746
MSD 8746 6000 Series Module Kit, Even Increments
