Nord Lock Locking Washers - A Geat Solution For Exhaust Leak

First off, credit for this find goes to Cam (LX Forums). After a few months and no less than 8 attempts to keep my bolts tightened between the header to the mids (high flows), I was about to go "nuts" (no pun intended). My previous attempts have included spring washers (common lock washers), Grade 8, and double nutting the bolt - all to no avail. It’s been driving me crazy! In another search for a solution, I stumbled on Cam’s thread on LX Forums ( http://www.lxforums.com/board/showthread.php?t=58542 ) and the video below showing a great explanation of how the Nord-Lock Washer works and compares to a variety of other locking methods (a very interesting video). These are not only great for headers and exhaust, they’re great for anything that endures a lot of vibration. I know a few Harley-Davidson owners that will be buying me some whiskey for this. The Nord-Lock Washers come in pairs and it takes one pair...