Colby Vittorio

I have had a bayou 220 for 3 year and this past year we let a good friend borrow it and while he had it the battery went to crap so i got a new one hooked it up and no light no starter nothing working my first thoght cylonod or cdi box so i looked up how to check if cdi box is bad and it told me to take out my plug and see if there was spark so i did and no spark so i have no clue ps changed the fuse also