I just got my 1086 modified by Voodoo Amps to their Sear module spec.
http://www.voodooamps.com/home/Modifications/AMPMODIFICATIONS/RandallMods/1086DanDoneganModule/SearMod1086/tabid/710/Default.aspx
Sounds very professional, quiet
Compared to KH-3 - slightly higher gain, smoother, less bite...