View Single Post
Old 03-07-2013, 10:12 PM   #624
Brevis illi vita est
Joined: Jun 2010
Oddometer: 4,614
Originally Posted by Beemerboff View Post
I don't think the mod is unreversable - the existing hole is nominally 8 mm with a decent bit oversize for powdercoat , etc, probably 8.2/8.3 mm.

The daylight opening on a 10 x 1.25 tapped hole is 8.75 mm so the difference in opening size is less than 20 thou, which I don't think would stop you refitting it OEM mirrors when the time came to sell.
If you Helicoil or Timensert, you tap a much bigger hole. Then you are reversing the threads on one side so that one is shot...and the 8mm thread will stuff in a 10mm hole but won't fit right. Using brackets is reversible. Take the brackets off.
Plaka is offline   Reply With Quote