Quote:
Originally Posted by camcojb
Here's a pic showing the difference between the two. I'm assuming that there are tunnel mods now to get that huge trans in there. If you have the 6L90 now the 4L80 is much smaller. Why are you switching?
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Thanks for the pics,im hearing the 6L90 might not be the best auto trans for a LS-9. Sounds like the ratio in the 4L80 is alittle better and definitely stronger,so i think i will be switching . Dont want to be taking the trans out in a year when it breaks.