How do you change freeze plug 91 302?

To change a freeze plug on a 1991 Ford 302 engine, first drain the coolant and remove any obstructions to access the freeze plug. Use a punch or chisel to carefully tap around the edge of the old plug until it loosens, then pry it out. Clean the area thoroughly and apply sealant to the new freeze plug before tapping it in place, ensuring it is seated properly. Finally, refill the coolant and check for leaks.