Shackles are a vital part of a leaf sprung suspension. Flexing of the elliptically-shaped leaves changes the straight line distance between the spring pack's mounting eyes. A shackle is placed at one ...

If you've ever attended an air show, you know it's always a great time, and if the air show includes WWII American fighter planes, the show is even better. It's a thing of beauty to watch P-51 ...