HEY ADRIAN , CHRIS IS RIGHT THAT IS NOT A NORMAL NOISE , THE REASON IT GOES AWAY WHEN YOU PUSH THE CLUTCH IN IS THE INPUT SHAFT STOPS TURNING, IT IS MOST LIKELY THE MAIN SHAFT INPUT BEARING ESP IF IT HAD RUST OR WATER IN THE FRONT OF THE TRANS , IT WILL ONLY GET WORSE AND AT THE WORST THE BEARIGN CAN ACTUALLY LET THE INPUT SHAFT OR THE COUNTER SHAFT DROP AN D FORCE THE FRONT GEARS TO EAT EACH OTHER UP, NOT GOOD , IF IT IS REAL LOUD YOU MIGHT THINK ABOUT PULLING IT APART AND CHECKING IT OUT, OH BY THE WAY I GOT THE BOX OF PARTS YOU SENT .JERRY