RPM Module Kit, Odd Increments, 3100-3900, CARB E.O Number D-40-29|MSD Ignition RPM Module Kit Odd Increments.
The MSD Ignition 87431 RPM Module Kit would be ideal for performance car enthusiasts upgrading their car's ignition system.
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 Ignition 8600 RPM Module Chip Rev Limiter ASY11553
MSD Ignition 87451 RPM Module Kit
MSD Ignition 87441 RPM Module Kit
MSD Ignition 8748 RPM Module Kit
