Aeroflow Big Block Chev Harmonic Balancer Bolt 12 Point Head, 1/2-20" Thread (AF37-1407)
12 Point Head, 1/2-20" Thread
Aeroflow Big Block Chev Harmonic Balancer Bolt 12 Point Head, 1/2-20" Thread (AF37-1407)
is not in stock at Fast Lane Spares and will ship direct from supplier.
Please contact us prior to purchasing if you would like an accurate ETA.
Description
Description
HARMONIC BALANCER BOLT CHEV
12 Point Head, 1/2-20" Thread
Part Number: AF37-1407
The Aeroflow harmonic balancer bolt is designed to suit Big Block Chev. 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.
Specifications:
Sold Individually.
Torque Setting : 110 ft. lbs (149Nm)
Bolt
Thread size : 1/2"-20
Spanner Size: 5/8
Overall Length: 59.90mm
Under Head Length: 39.40mm
Head Diameter: 23.50mm
Shank Diameter: 12.50mm
Shank Length: 5mm
Washer
Washer Outside Diameter: 50.1mm
Washer Inside Diameter: 12.95mm
Washer Thickness: 7.05mm
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