1.I used a wrench. I guess a socket and ratchet could be used too.

2.Not sure exactly what you mean. You pull the chip straight out.

3. and 4.Don't know what's up with that. Though I don't even have the bracket over my superchip.

98.5 SVT 91 Escort GT (almost sold) 96 ATX Zetec (i brake to watch you swerve) FS: SVT rear sway bar WTB: Very cheap beater CEG Dragon Run - October 13-15