8743 MSD RPM Modules - 3000 Series Kit - Even Increments

MSD Engine RPM Limiter Pill Module 8744; RPM Modules 4,000 to 4,800 RPM

8743 MSD RPM Modules - 3000 Series Kit - Even Increments

MSD 8743 (5-Pack) RPM Module Chip 3000-3800RPM 200RPM Increments Even

MSD Engine RPM Limiter Pill Module 8747; RPM Modules 7,000 to 7,800 RPM

MSD Engine RPM Limiter Pill Module 87431; RPM Modules 3,100 to 3,900 RPM

MSD Engine RPM Limiter Pill Module 8745; RPM Modules 5,000 to 5,800 RPM

MSD Ignition 8743 Engine Ignition RPM Governor Module Kit Revolution Limiter