This will show you how to fix the RROD/3 red lights and most E74 errors. For a similar text tutorial look at http://www.llamma.com/xbox360/repair/ring_of_light_x-clamp_fix.htm
Parts I Used:
8 count of M5 nylon and steel washers 1mm thick.
4 count M5 10mm bolts.
I got them from http://www.mcmaster.com/ and the part numbers are
91460A224 - Bolts
95610A160 - Nylon Washers
95610A160 - Steel Washers
