I almost bought a 'It's a Snap' harness for $175.00, but after Googling them, some say their quality is hit or miss and you should go with something that's better quality. (They do have cool headlight lamps though).
http://www.itsasnapwireandcable.com/
I may end up ordering this one:
http://www.kwikwire.com/wh_22Circuitstreetrodwiring.html#optiondesc
Your thoughts?