The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - 6L80/6L90 swaps

LS short box · 06-27-2021, 05:02 PM

I haven't done a 6L80 but if you have to repair the floor any way no reason not to put in the high hump. I'd bet money it will give you a better drive line angle. If you are putting in new carpet just order the high hump model.

06-27-2021, 05:02 PM	#2
LS short box Registered User Join Date: Jun 2015 Location: Carlos MN Posts: 1,955	Re: 6L80/6L90 swaps - trans tunnel mods? I haven't done a 6L80 but if you have to repair the floor any way no reason not to put in the high hump. I'd bet money it will give you a better drive line angle. If you are putting in new carpet just order the high hump model.