Different OD. Underdriver/overdrive ratios. We use a 5.7 vvt damper on a 6.4 daily. Bolts right on. Different size OD
Those bolt to the head. Maybe non vvt heads stick out more than vvt heads, or vice versa.
Probably just needs a few spacers to eat the belt spacing up. One of Our front pulley suppliers offer a single kit for both, with spacers for vvt.
Like you said, not arguing, or anything at all. All friendly here. Just trying to help you. Chrysler never made anything easy. That's for sure. ! Good luck
