MSD 6471 Ignition Control Module

MSD’s smoothest rev limiter yet! Easy on your engine Fully potted design provides reliability even in high vibration and wet circumstances Large, easy to read LED display Simple setup of features such as the rev limiter with three rotary dials on the face of the unit Built-in Start Retard adjustable in 0â°, 10â° or 20â° increments for quick, easy starts and extend starter life LED displays rev limit, highest RMP turned, cylinder select, start retard, battery voltage and can be set to tach mode Full delivery of spark energy down to 6 volts battery supply Highly efficient, low current draw for extended battery life Rugged housing to stand up to demanding offroad and race conditions Single plug-in connector for clean wiring Works on 4, 6 and 8 cylinder engines Reverse polarity and overheat protection provide ultimate reliability