Flipped a go kart now it wont start?

hi i had a manco 269cc gocart and i drove it intense and flipped it it w3as awsome but after it fliped when ever you tried to pull start it it backfired and smoked so i thouyght it was becausse it was burning oil but idk it doesnt smoke anymore but it still dont start it turns over but im not sure if tghe spark plug is getting a spark any suggestuions?