'71 IMPERIAL LEBARON 4DR HRD TOP...440..2 BARRELL HOLLEY.. I NEED HELP..I HAVE NO STOPPING POWER..ALL I HEAR IS A "PISS"-TYPE OF SOUND...LIKE A AIR ESCAPING OR A SNAKE HISSING...I HAD BOTH FRONT AND REAR BRAKES CHANGED...ITS LIKE A PILLOW UNDER-NEATH MY PEDDLE...IT JUST HISSES AND THEN STOPS....DO U THINK I NEED MY BRAKES BLED...IS THAT CUSTOMARY WHEN BACK PADS ARE CHANGED...DO U THINK I NEED ANOTHER BRAKE-BOOSTER _________________________________________________________________ Get your FREE download of MSN Explorer at http://explorer.msn.com/intl.asp.