RPM Module Kit, Odd Increments, 8100-8900, CARB E.O Number D-40-29|MSD Ignition RPM Module Kit Odd Increments.
The MSD Ignition 87481 RPM Module Kit would be ideal for automotive enthusiasts and power equipment professionals looking for a high-quality, high-performance replacement for stock OEM modules in their applications that require precise speed sensor monitoring and control.
