HEAD STUD. NUT & WASHER KIT (9 STUD KIT ONLY)

This kit of head studs is the best available for road and lightly tuned engines. See the C-AHT280 set for highly tuned engines. The material spec is alloy steel heat treated to 75 tensile tons per square foot minimum and finished in chemical black. 850/998 low compression torque to 45ft/lb high compression and all 1275 torque to 50ft/lb