The length of leads depends on where you buy the capacitors. The 0.22 uF cap in one of my pictures above has unusually short leads. That one came from radioantiques.com, and although their price was very good, I probably won't get more from there because of the short wires. For C129, I could tell from the length of the wires on the original that I needed to add to the length. I did in fact splice some extra wire on one side of C129, which you can see in the picture of the finished cap. It is the second one from the top in this picture: