Folks, I’m reinstalling the leaf springs on my TR4a and hit a snag. I took the rear springs out to do a general clean-up, new U bolts, and fit poly bushes, etc. But my primary reason was to get rid of the “hot-rod” universal shackles that a PO had installed. I quickly found that only Rimmer Bros offered new TR4a shackles, so I ordered a set. Yesterday I started the reassembly, and it appears the new shackles don’t fit. With the leaf spring sitting on top of the rear wing mounting bracket (s