You increase power, you increase the quantative that will be lost through the tranny. It's by a percentage, and yeah it's probably not quite 500 crank HP, but it's atleast 485hp at the crank.
98.5 SVT
91 Escort GT (almost sold)
96 ATX Zetec (i brake to watch you swerve)
FS: SVT rear sway bar
WTB: Very cheap beater
CEG Dragon Run - October 13-15