Hitachi, i-xtreme 1.6, I would try burning using the method in dark clouds tuts.
And dont always assume your image is working unless you see it work on another xbox360.
Most of the ones I have seen in my country run 1.5 never have a problem. with 1.4 even the worst that happens is games stick at certain points 1/5 of the time.
You seem really determined to play Ghost Busters
Xtreame