Porsche 930 Year Span 1978-1988 Comments 930 trans. Performance Clutch Kits Product Number Torque Capacity Pricing Choose Clutch Single Stage 1 Product Number SP521 Torque Capacity 485 Pricing $1,056.00 Stage 2 Product Number SP522 Torque Capacity 575 Pricing $1,199.00 Stage 2+ Product Number SP523H Torque Capacity 640 Pricing $1,159.00 Stage 3 Product Number SP523 Torque Capacity 740 Pricing $1,129.00 Stage 3+ Product Number SP523F Torque Capacity 800 Pricing $1,339.00 Stage 4 Product Number SP524 Torque Capacity 740 Pricing $1,129.00 Stage 5 Product Number SP525 Torque Capacity 980 Pricing $1,225.00 None Not Available Pricing Flywheels Product Number Pricing Choose Flywheel Aluminum Product Number SP08A Pricing $479.00 None Not Available Pricing Specialty Products Billet Flywheel Replacement Friction Plate Kit with Fasteners $79.00 Diamond ground, includes self-locking fasteners Questions? Give us a call. 1-800-828-4379