Bob, are you interested in selling your K-43 recone kits? If not, I found a place that sells aftermarket kits but I can't help wondering if there is really that much difference between the aftermarket kit and the real deal.
http://reconingspeakers.com/product/klipsch-k43-aftermarket-recone-kit-4-ohm/
Also, do you know the difference between the K-43 and the K-43-K?
Thanks!