Super easy - you need 3 things:
- The longest 3/8 drive ratchet you can find, or any way you can get some leverage on the ratchet.
- A good new belt - Dayco sells some at box stores if you really need to, but try to find Goodyear/Continental if you can. - https://shop.advanceautoparts.com/p/...sepentine+belt
- Small hands help a lot too!
And here is a video I found that's not half bad to show the steps. -