i know theres a topic up here already , but i need one for a different car . im changing the timing belt and a bunch of other stuff on my friends 91 civic si with a d16a6 and my auto teacher is beeing an *** and he is making me get the ..."scientific" lol..so if any of you have a link or somthing , could you PLEEEEEZ let me know , cus i cant find one thank you