South Bend Organic/Feramic Clutch Kit (475HP) | 99-03 7.3 Powerstroke
 
Stage 3 - ZF-6  half Organic half Feramic Clutch Kit (Solid Flywheel)
13" - Full Performance half Organic half Fermanic clutch kit
w/ South Bend Clutch Flywheel
475 hp 1000 ft-lbs torque
25k towing capacity.
Not recommended for stock applications!!