Posted by Bob in Illinois [76.16.15.87] on Friday, February 07, 2014 at 22:53:06 :
In Reply to: Disc Brake? posted by CSCameron [174.26.88.197] on Friday, February 07, 2014 at 19:13:56 :
Use one of the rotors as a template and drill the rest of the holes. Purchase a transfer punch for centering and start drilling with a small bit and progressively increase until you are at size. Eight bolts will support the rotor the way it was intended to be supported by the engineers at GM.