I was going to buy them, and tossed it around for quite sometime but like Trailbeast said, to spendy for me. I would be interested in that link you have Greg if you can find it.
http://led.linear1.org/led.wiz is where you can calculate your led setup.. I used it and SlantSixDans numbers to make mine.
Draw it out so everything works on paper. print it out on a laserjet , Iron it on the copper clad and it'll look like this
rear setup View attachment DSCF2752.jpg
Front turn signals and backup lights (changing them over to SMT leds so they can be MUCH brighter (lot's more leds really) View attachment DSCF2753.jpg
etch it out and then cut them out. Drill a zillion holes by have for 4 leg lumileds and resistors . (I tried eaby stuff first,cheap ebay stuff does NOT last Long:banghead:) View attachment DSCF2755.jpg