Results 1 to 3 of 3

Thread: MSD 6420 6AL

  1. #1

    MSD 6420 6AL

    I have a 6420 box now and was wondering if the 6425 box would be a good upgrade,have no issues on mine.

  2. #2
    Senior Member RACING JUNKIE
    Join Date
    Jan 2006
    Why :?: The 6420 will run anything you have with an added 2 or 3 step. I've run the 6420 on blown alcohol engines and have 2 of them. I also have a 7AL sitting on the shelf which i don't use, because i don't find it necessary.



  3. #3
    Just thinking :wink:

Posting Permissions

  • You may not post new threads
  • You may not post replies
  • You may not post attachments
  • You may not edit your posts
Copyright © 2005-2016 All Rights Reserved.

Designated trademarks and brands are the property of their respective owners. Use of this Web site constitutes acceptance of the
Terms of Use, Classifieds Disclaimer, Privacy Policy, and Cookie Policy