New, in the package.
MSD Ignition 8748, RPM Module Chip Kit 8000-8800 RPM 200 RPM Increments Even
MSD Ignition 87441, RPM Module Chip Kit 4100-4900 RPM 200 RPM Increments Odd
MSD 87481 Ignition RPM Modules 8100 to 8900 rpm Set of 5
MSD Ignition Ignition RPM Modules 5000 to 5800 rpm Set of 5 8745
MSD 87441 Ignition RPM Modules 4100 to 4900 rpm Set of 5
MSD 87451 Ignition RPM Modules 5100 to 5900 rpm Set of 5
