well most fuel pumps in fuel tank have a lock ring that one taps to line up with slot pump then lift out
if the pump on slide of motor two fuel lines and two or three bolts pump slide off which one is it
can type into search box
how to replace fuel pump 1990 toyota celica
might even go to autozone.com top of page says do it yourself type in your info find place price and get a how to do it as well and sure type into search box
toyota celica forums
will get you with owners of them as well