You cant, the only thing you can do is transfer the memory to the new Xbox 360 slim with a transfer cable.
No, they are different sizes.
Inside of the Xbox.
You can buy a Xbox 360 s hard drive from the Xbox website.
Yes you can
Yup of you buy the first gen. Hard drive not for the new slim that wont work
No, the new xbox 360 slim basically has a hard drive like a block, way better than the original xbox 360's long hard drive.
Yes Xbox 360 HDD are swapible. The only one which is not is the latest "Xbox 360 Slim"
Nothing should happen because you shouldnt been modding the hard drive section, or the hole xbox.
Xbox 360 Elite features a 120gb hard drive and the Xbox 360s features both a 4 and 250gb setup. So the answer is both but the Slim has the capability for a bigger hard drive.
On the Xbox slim No On the Old Xbox 360 Yes
no it is not
The biggest size is 320GB hard drive for the older models. 250gb on the xbox 360 s.