Ok - so tell me about the fuel pressure regulator!

[trueblu]

I Have noticed a few posts that mentioned this. Whats itn all about?

[vnsfxr]

http://www.st-owners.com/forums/showthread.php?t=5275

http://www.turbocity.com/product_info.php?cPath=64&products_id=551

Best thing I've done to make the bike more rideable.