MSD RPM Module Selector #8671 NASCAR Xfinity 4600 TO 6800 RPM

MSD 8671 MODULE 4600-6800RPM'S, 200 RPM INCREMENTS, DIAL STYLE SELECTOR SWITCH

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

MSD Engine RPM Limiter Pill Module 8743; RPM Modules 3,000 to 3,800 RPM

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

MSD 4600-6800 RPM Module Selector 8671

8671 MSD Timing Control Selector Switch

Engine RPM Limiter MSD 8671