I will not stay on your site to wait for your images to finish downloading some day to my computer and filling up my cache with images of that size so I will spend all of my money else where ...

Clear your cache and see how long a page takes to load ...

Now, pay your hosting provider for each customer that clicks on each page for the bandwidth this will use ...

Now, pay your hosting provider for each spider that comes to your site and sucks down those images and all of the bandwidth that will be used ...

Now pay ...

You really want to get those images down to a normal, acceptable size before you run out of money, customers or get in trouble with your hosting provider for excessive bandwidth etc. ...