Cylinder head studs/nuts kit for Renault C1J Turbo Engines. High quality heat treated forged steel studs with 30mm thread. This kit lets you torque your cylinder head up to 85 nm instead of the 65 nm of the original bolts.

The kit is composed by 10 studs and 10 high hardness nuts. This kit lets you remove your cylinder head faster and can be reused for longer periods.