Looks nasty in the picture of the reservoir.Coolant was drained an it all is Neon Green!
Oil cooler weight loss is small, there are other better ways of losing weight on a Busa.
Regarding a clutch mod, there are many variables that have to be mastered in order to be consistent, a clutch mod takes the bucking hopping tendency of the stock clutch out of the mix. In other words, I'm not sure anyone can say "a clutch mod took .0x off my short time or et", but doing it enables the rider to focus on other things which will reduce those times. Make sense?
Finally, no need to go 1441 and turbo, your horsepower/$ ratio will be effed. If you're interested in a turbo, get with boosted or powerhouse and follow their instructions.