ORIGINAL: freakingfast
Yup, It's been done. Home made cowel thou.
OS 55 AX /Tuned pipe and pylon wheels. NOT worth it, ALL control sufaces started to flutter at speed and it was not worth the effort to correct the problems.
FF ... after a while the torque rods will get loose and the new WM planes tend to crack their wings when subject to high Gs. I seen too many recently. The sheeting at the root rib seems to crack a long the length of the root rib. Guess they are best with a 46 2C only. Older planes never had this problem.