Head Stud Kit, 12-Point Nut
fits SB Chev With 23° Heads (Under Cut)

Engine Application:

• 23° OEM cast iron and aluminium Chevrolet
• Gen III Vortec/Truck; LT1 Airflow Research
• Brownfield
• Brodix -8,-10,-11, Track I
• Dart Sportsman and Dart II
• most Edelbrock
• Trick Flow
• most World Products iron and aluminium heads