> How many gas tank fulls can I treat with Slick-50 before I need to > worry about changing the oil? Go to one of ther cumpanies cal' DuPont 'an buy 'em by shitload in bucket. Dessumb... un-esumbleble... break down de angen 'an coat 'vry un movin' parts 'an cook 'em in de uvven a' 450. That should do'em. ANd give 'em a pich of de stuff 'vry time you gassss up!