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MSD Ignition 89631 - MSD Shift Lights

MSD Ignition 89631 - MSD Shift Lights
MSD Ignition 89631 - MSD Shift Lights

JEGS Part Number: 121-89631

Digital Shift Light
  • Single RPM Point
  • Programs from 100-15,900 rpm
  • 1-12 Cylinder Applications

    MSD Ignition 89631 Details

  • Can be installed on 1-12 cylinder engines with stock ignitions or high-powered aftermarket systems.
  • Universal - Works on just about any engine
  • (6) bright LEDs are easy to view in daylight and can be dimmed at night.
  • Programs in 10 rpm increments
  • Supplied with a GMR pickup

    Note: The GMR is a little device that simply attaches, no slicing or cutting, to a current carrying wire and turns that information into a 12-volt rpm signal. It makes installation even easier on diesels, points, coil-on-plug and most any other applications.

  • MSD Shift Lights

    MSD has different Shift Lights to cover multiple applications. From their basic shift light (121-8952) to their digital programmable units (121-8963 and 121-89631) they have one that will work best for your vehicle. If you need a shift light, look to MSD for some of the best available with the functions you want.

    MSD Ignition 89631

    Manufacturer's Part Number:
    Rated 5 out of 5 by from Compact. Easy installation I installed this shift light on my Harley Dyna it works great compact and easy installation.
    Date published: 2015-08-26
    • 2016-02-10T09:23CST
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