I don't see any problem it's more to get a value of the car, i got a standard maximum value now around $20.000 and I wanna get that a little higher, I have a small leak from the gearbox drivers rear, and one from the Dana rearendcover I do have a new gasket that will take the place with some RTV, gearbox is 23 spline and will be replaced, I have a 18 spline from a 1970 GTX that was totalled 30-35 years ago and now just waiting for some work to be done, tomorrow sunshine and 55F.