The Aeroflow harmonic balancer bolt is designed to suit Nissan RB25 and RB30 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 washer is provided to allow for a more accurate, uniform torque.
Sold Individually.
Torque Setting: 115 ft. lbs. (155Nm)
Bolt
Thread size: M16 x 1.50mm
Spanner Size: 27mm
Overall Length: 114.60mm
Under Head Length: 89.35mm
Head Diameter: 41.20mm
Shank Diameter: 15.85mm
Shank Length: 57.60mm
Washer
Washer Outside Diameter: 45.05mm
Washer Inside Diameter: 16.25mm
Washer Thickness: 11.45mm