What does the 14-15 deg of timing part mean? Im pretty new to cars and dsm in general

Is e85 the cornmeal gas i see at speedway?

Thank you sir i will take all into consideration!

It says to use premium unleaded so (93) so i was just going to use that

Thank you any other things i could do to reach my goal of 300 whp?

The brian crower ones or hks ones. Which ones would you recomend then?

Hi, i am fairly new to the DSM community and to cars in general!!!! So i’m rebuilding a 4g63t for my 1997 eclipse gst. It is an automatic and i’m just looking for a way to get to 300-350 hp. So far -7 bolt block -the short block has been bored out .020 then stock Brand new Stock rods -Npr...