Harmonic Balancer Bolt Ford 351 Cleveland Holden V 8 253 308 Aeroflow - Af 37-1401

the harmonic balancer bolt is designed to suit ford 31 cleveland and holden v8 engines. Manufactured from aircraft quality 8740 high tensile strength chromoly steel and cold-forged to ensure molecular integrity within the stud. Meaning these are rated up to 190,000 psi making them stronger than grade 8 and oem fasteners. They feature a high hex head to prevent socket slippage while rotating the engine during assembly or routine service inspections. An extra thick ground washer is provided to allow for a more accurate, uniform torque.