Originally Posted by sprjit22

I have a garrett t3/t4 42 cold & 48 on the hot side. Im going to run a compresion test as soon as I go to the shop & do u have any recomendations on running the leak down test??? Iv never done a leak down test but, Im sure my dad or grandfather have what ever I need to do it. Should I do compression test hot & cold just for the hell of it?