Clutch issues

[driftdemon]

hey im a newb at this but i have a damn issue with my clutch that nobody can figure out.The clutch feels like its slipping after being driven for a couple minutes and the clutch pedals barely grabs on but when it cools down it grabs on normally but it repeats all over again.i replace everything and its all new oem heres a list

master & salve
clutch & flywheel
rear main seal
fork
anything would help thanx.