Nissan Sr 20 Head Stud Kit 12 Point M 11 200 sx S 14 S 15 S 13

Aeroflow performance head studs greatly improve your cylinder head-to-block sealingcompatibilities. This is important in engines with highpower adders such as turbochargers, superchargers or nitrous. They can even be agreat addition to a mildly modified build as insurance against failure. All head studs provide a more accurate and consistent torque loading over traditional head bolts.

these head studs are manufactured from aircraftquality 8740 high tensile strength chromoly steel and cold-forged to ensure molecular integrity within thestud. Meaning these studs are rated up to 190,000 psi makingthem stronger than grade 8 andoem fasteners. All kits come complete with 12-point nuts and hardened washers for an even load distribution and accurate torque readings.