If you insist on being helpless, and paying someone else to rebuild your engine.... have it done locally.
Korman is WAY overpriced, and they are have sticks up their asses. Metric Mechanics are damn good, but expensive.
Now right in North Hollywood there is a great shop...
http://www.racetep.com/INDEXX.html
Ive done business with them before, so have alot of my friends. No one has said anything bad about these people, only the highest regards.