hey guys i cant fro the life of me remeber what TDC means. it just came up and i have heard it a thousand times and fro some reason i cant think of it please help me out real fast thanks. i couldnt find it on the search either.

 

Top Dead Center

 

there we go thank you!!!! it was killin me

 

google is your friend

type "what is tdc" and the first result would be what you looking for.