MSD Digital 2-Step Rev Control - For (6425) 356906 Tough enough for use in

Tough enough for use in NASCAR with J-form threads

2009-2009 Nissan Cube

1999-2010 Ford E-350 Super Duty

Lock Washers Included

Regulator Fitting Kit

MSD Digital 2-Step Rev Control - For (6425) 356906 Tough enough for use inSince the new Digital 6AL Ignition uses rotary dials to adjust the rev limiter, our engineers were tasked with developing a 2 Step Rev Control that could be added to give racers the ability to switch to a low rpm limit to use on the starting line. There are two easy to read rotary dials that let you set the launch rpm in 100 rpm increments. There is an activation wire that connects to the transbrake, a clutch switch or to the line lock to activate the