Warning: preg_replace(): The /e modifier is deprecated, use preg_replace_callback instead in ..../includes/class_bbcode.php on line 2958 New Guitar Project!
A Hip Shot Baby Grand bridge/tailpiece will solve all of your intonation worries and they look really cool too. I put one on my Melody Maker. Shop around, I got mine off fleabay for $70. It comes with posts, inserts and tools. It works with existing inserts too or did for me on my MM.