Holly MSD coil packs 4.0L engines

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May 1, 2021 | 07:51 PM
  #1  
Holly MSD coil pack for a 2000 Jeep Cherokee. Has anyone ever bought and used this on their 4.0 l engines? Just curious if it makes any difference in performance.
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May 2, 2021 | 07:20 AM
  #2  
Unless you current coil rail is failing dont expect any performance gain from the MSD. If it fits your color scheme then that may be a purchase point. Its only $133 either way. NTK is about the same maybe a little less with shipping.

The other option would be the 3.8L v6 coil ( viper coil mod) I guess minivan coil mod doesnt have the same ring to it. A pigtail harness, bracket, wires and coil are available as a kit. This configuration will positively lock the wires on the spark plug terminal rather than gingerly resting on it. Still no real performance gain but I believe there are more color options, maybe orange?

If you want to get into performance options we can fill a few pages worth. There are plenty of opinions on CF.
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