Cylinder head nuts can become corroded and warped with time. Ensure proper torque settings by replacing yours anytime you are working on the cylinder head. Please note: these only fit the 964 with m64.01/02/03 engines and 965 with the m30.69 engine. They also fit 1994 and 1995 993 models with m64.05/06/07/08 engines. Sold individually. 24 necessary per vehicle.

This item may need to be sourced from Germany and would take 2-4 weeks to arrive. Once ordered it cannot be canceled. Please call to check stock or request expedited shipping.