evening folks been a while as the golf has been running good driving home today i noticed for the 1st time my temp gauge went past 90 i know the thermostsat is no good been like it since i got it so im going to change the stat.and the temp sensor and the fan is a bit stiff to turn by hand so gonna replace that but i also noticed i had a vacum leak from the front pipe but am struggling to find what its called any ideas and thanks in advance