Comfortable compared with stock. Mine came from
http://www.jirehcycles.com/ part numbers 76-741 and 82-16 (seat and springs) $56 plus s&h. ($38 if you go with the 76-742 plastic seat.)
This is a case of "anything can be made to fit the Savage" -- you will have to play around with mounting the seat to get it where you want it. Jay sounds like he needs it high and back the way I originally mounted mine. Wife (6'2") looked comfy sitting on it. I remounted it lower to fit my 5"9" body. Sluggo, slightly shorter, used the smaller seat and reversed the mounting -- sprung the front of the seat.
For greater comfort:
http://billmayersaddles.com/Home of the original Mayer Saddle -- "Any Bike, Any Butt!!"
$560 for leather, for just the driver.
They want pictures of your butt and make the saddle to match. Or you can ride in -- they are just 90 miles away from me!
We once had a young lady posting in here who, unlike us'n who are merely certifible, was certified -- by the Iron Butt Association. She was certified as having done more than 1000 miles in under 24 hours on her Savage. She had a Russell Day-Long saddle:
http://www.day-long.com/ $555 for all leather. THEY NOW LIST THE S40!!