AFR Rocker Arm Nut - 7/16-20 in Thread - 2.600 in Length - Black Oxide - Stud Girdle - Big Block Chevy (Set of 8) R07C08YXL Patented interchangeable discharge orifices match

Patented interchangeable discharge orifices match output of virtually any fuel pump (single large port included)

ACCEL Super Stock Coils produce a long

5v) Current Draw (120 psi): 16

Heavy-duty 40 vane brake rotors provide added strength and cooling over standard 36 vane rotors

AFR Rocker Arm Nut - 7/16-20 in Thread - 2.600 in Length - Black Oxide - Stud Girdle - Big Block Chevy (Set of 8) R07C08YXL Patented interchangeable discharge orifices matchProduct Description: Rocker Arm Nut 7 16 20 in Thread 2. 600 in Length Steel Black Oxide Stud Girdle Big Block Chevy Set of 8 Advanced FLOW engineering (aFe Power) is a premier designer and manufacturer of automotive performance upgrade systems and components. Current product lines include cold air intake systems, high performance direct fit and racing air filters, exhaust systems, intercoolers, turbochargers, electronic programmers, diesel fuel