2-Step Rev Control for MSD-6425 Digital 6AL Ignition Control
This 2-Step Rev Control is for use with MSD-6425 Digital 6AL Ignition Control only.
• Two easy to read rotary dials that let you set the launch rpm in 100 rpm increments
• An activation wire that connects to the transbrake, a clutch switch or to the line-lock to activate the low rpm limit. When that switch is released, the low rpm limit is turned off and the car launches hard
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