hello. i am new on the forum. i would love to learn more about engines series for all the hondas. I have to hondas a 97dx and a 04 si hatchback both. like i said im new but im willing to learn. if any one can help me te get start with this i will thank you so much. oh i also go to UTI in exton pa. like i said im new but willing to do anything to learn. oh. when i said about the engine series i meant like year the engines are from. actually everything if anyone can explain me.