S52/Trans/Dif W/40K from a '99 M Coupe - $4K

[HardTech]

Let's be reasonable here. Take the money and put it into your kids college fund.

buying the engine, putting it in the car, and giving it to his kid when he's old enough would be more reasonable

[viali8]

car

buying the engine, putting it in the car, and giving it to his kid when he's old enough would be more reasonable

Putting any car before education is never reasonable. A quality education is one of the best things you could do for your kids.