definately remove the back pressure. lol Id say remove the caliper completely and find a nice vice somewhere but put something between the vice and the piston to protect it like a small peice of wood. This should also help you to get it in straight. Going in straight is the key.Maby when you have it out hit it all with some wd-40 to clean off any buildup.
 i put a spare key in my wallet one time, but it hurt my ass (n/m)---z324u Pocket is generally a better place to keep your wallet (n/m)---snoguitar |