http://www.corral.net/forums/showthread.php?t=515518
read. it's not hard to get 500RWHP, you just need the money.
Randy Haywood (548/439 STD*) 5.4L, Ported '00R's/Cams/Sheetmetal Intake/Carb/RG. N/A HP Champion.
Boss 330 (520/440 STD*) 5.4L, Ported '00R's/Cams/PSR/RG.
Mike T. @ Modular...