hey sorry guess i have not checked this thread for days!yes jay is right, i don't want to blow up my car! hahaha, yes 507 rwhp, i made it with 10 gal 118octane the rest were 91 octane, it was a mix, there's no way i can make 507 on pump especially on 26 psi, i'm on mk4 550cc's i'm way maxing out...