If you can afford to keep it I would. Just work on it little by little. I personally would like to keept the 2.5L and restore the car to showroom quality. But if you are looking to enhance the car I would drop the 3.0L
"Do what you like, Because you have to drive it!"-Me
99 Contour LX
95 Mustang GT Convertible
97 Z24 Cavalier