Repair and Diagnosis: Transmission: Clutch: Clutches: Description

The 928 model uses a dual disc dry clutch and a diaphragm spring type pressure plate. All other models use a single disc dry clutch with the diaphragm spring type pressure plate. The 924 Turbo and 928 clutches are hydraulically operated and self adjusting, while the 911SC and 924 models are mechanically operated through an adjustable cable.