Hi! all my timing belt just broke on fri I think I'm going to do it myself (with some help from my bro)how difficult is it & any thing I should look for & mabey some good mods in the process


DJHEDGE64 1999 MERC MYSTIQUE 2.0 z-tec atx kicker zr120 amp 2 auidobahn 10" subs & a sony head unit