I got two questions
 

Has anyone heard of black diesel, if you have what do you think? second question where the speed sensor goes into the trans. there is a plastic white gear type thing on the end of it were can I find that and what is it called?

I have herd of black diesel and I run it daily. I have my own filtration system at my house and everything. I love it. Quiets the ol knock box down. Look at my pics in my profile and message me for were I got the parts and such.