I need some help on my drift car that is a bmw e46 with a ls3here is my issues.

cooling my power steering overheating issues. when i race and do several races the steering stiffens once in a while could i upgrade it what can i do
clutch problem i have a stock clutch bmw pedals system to a tr6060 transmission when car is cold its ok but once i do several races and goes up in temp the second gear bites i rebuild the transmission with the copper brushes and still doing the bite i notices when the second does this i start of in second gear in my race and on stand still fully pressed on clutch and rev the car the car starts moving forward what could i do to fix this am running a cooler already on the car

any help would be appreciated