If it fits as it should I wouldn't worry about it. There are only a couple of types of fuel filter
23300‑19395 is the correct part number
http://www.toyodiy.com/parts/p_J_1996_TOYOTA_STARLET_EP91-AGMQY_2211.html
cant find anything for the other part number ? as said should be fine
i had a slight leak on the bottom thread when i changed my fuel filter but i put plumbers tape on the bottom thread and refitted, voila no more leaks !!
i had a slight leak on the bottom thread when i changed my fuel filter but i put plumbers tape on the bottom thread and refitted, voila no more leaks !!