http://www.motorsport-tech.com/wheel_spacers.html
I am pretty sure at the time, the consensus for those spacers was 120lbs.
Yep, look at post #498 in this thread:
http://www.mustang6g.com/forums/showthread.php?t=38710&page=34
"@Midnight_LMR When I talked to Lenny on the phone he told...
Keep an eye on the rock chips from the front wheels if you do install spacers. The rear quarter flare will get pelted with road debris. Now I know why Ford sunk those wheels in so far.
Bear with it's been while since I did this project. Initially I thought I did 120 all the way around. I tried to find info from back then but couldn't verify that. I looked back in that thread for the torgue specs and 150 was mentioned on the spacers. Now that I am thinking about it, I don't...
I was in the Motorsport Tech group buy last year. 23mm rear 25mm up front. I think they turned out great. No vibration, smooth as glass.
I torqued the spacers to the hub at 120lb, and the wheel to spacer at 120lb. Just watch for rock chips. I put mud flaps on hoping to deflect the rocks...
Installed mine last year when I added spacers. I got them from Walmart for $9:)
Front: Drilled pilot holes and then affixed them with self tappers and some double sided tape.
Rear: I used framing brackets with doubled sided tape and self tappers to attach them.
Here's some...
Just wanted to add I have a 2015 S550 with SYNC 2. Your results may vary with the newer Sync 3 head units. I tried numerous things to just directly export my iTunes Playlists to the USB drive and could not get it to work until I modified the playlist as I pointed out above.
I am a PC guy, but this is what I do.
I create my playlist and a folder on my desktop. I select all songs in the playlist then drag them into the folder. Wait for them to copy over... I export the playlist in .m3u format to my desktop. I make a copy, just in case, of that into the folder...