oh ok got it now i have uesed lukas it workes real good in transmissions to knew a guy his trans went all the way out he put some init and awhile later he was driving it so i took his advies at the time my mom was driving a 1988 caddy the trans was shifting slow bad so i put a bottle in it and it done better and i also put a bottel in the engine cause it souned like it was missing i figured couldnt hurt done had 250thousand miles on it and nver had any thing done and i also changed the plugs runs better but i think it needs a set of rings init lol