Weight difference??
Drivetrain
Clutch/Flywheel
23.3 lbs - O.E. iron flywheel - Src
44.8 lbs - O.E. flywheel/clutch assembly - Src
49 lbs - Z06 clutch/flywheel assembly - Src
42.8 lbs - Z06 stock - Src
36.7 lbs - Exedy Single Disk - Src
36.7 lbs - Exedy Dual Disk - Src
12.4 lbs - Fidanza flywheel - Src
33.9 lbs - Fidanza flywheel & SPEC clutch assembly - Src
14 lbs - Quartermaster 5.5" 3-disc clutch/flywheel/hardware - Src
115-129 lbs - T56 transmission, TUET1806 - Src
21 lbs - DTE A4 Differential Strut Kit, Stage I - Src
You can get quite a bit of info on the C5 by looking at this sticky.
http://forums.corvetteforum.com/showthread.php?t=984927





