Originally Posted by Epstein
I got just got out the 1/2" drill bit, clamped the old rotor on top as a template, and went to town. Rotors are hubcentric, so I wouldn't worry about it wobbling or any other potential side effects of "mis drilling" your holes. Cost: 1 drill bit. Absolutely zero problems, and no shake or shudder.
The second time around I just went 5-lug.
If I'm brave enough to do that.. besides I already have 4 lug wheels that are waiting to be put on the car.