This plug-in module chip sets the rev limiter on a compatible MSD ignition box to a fixed 8500 RPM, giving racers a hard limit for engine protection.
Specifications:
- RPM Setting: 8500 RPM
- Type: Plug-in RPM module chip
- Sold: Each
- Part Number: ASY17903
FAQ
What RPM does this module set the rev limiter to?
This module chip sets a fixed rev limit of 8500 RPM.
How is this module installed?
It plugs directly into a compatible MSD ignition box's RPM module socket.
How many are included?
This listing is for one (1) module chip, sold each.
Does this module work with any MSD ignition box?
It's designed for MSD ignition boxes that accept plug-in RPM module chips; confirm compatibility with your ignition box before ordering.

