[Johnny Danger]

Originally Posted by panameras

Thanks for the reply. I thought so, they should be the same. According to these sites the factory bolt length should be 28mm? or is it 31mm? I don't have spacers.

28mm
http://www.wheeldynamics.net/Accesories.html

31mm
http://www.maxspeed-motorsports.com/sslugs.html

I would caution you from using any of the lug bolts sold by Max Speed. They utilize a 17 mm head as opposed to the oem 19, and they also have a different type of ball seat. Not advisable. Also, 28 mm is the standard length for the oem Porsche lug bolt.