wich dot is the right one to do the timeing on a sr20det?

I just wanna know wich dot should i adjust my timeing on my sr20det?
There is a really black smoke coming out form my exhaust!I just installed my engine and i need as much info possible! i need to know where gos the blowoutvalve line goes and the turbo line? I am kind lost about that!
Thanks guys!
And if someone can give me some pics i’ll be so happy!