I think you will find it difficult to fit 6 holes on the same diamter as 5 holes without one of them breaking into the 5 lug circle.

The last time I bought rotors for my Dakota (6 lug) they were less than $20 each. Seems like it might be cheaper just to get new rotors.

Dave Clement Pembroke, MA 03 PT Cruiser GT Turbo 99 Dakota SLT+ CC 4x4 68 Barracuda sport coupe http://home.comcast.net/~dgc333/