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Holley Harmonic Balancer Bolt - Chevy Big Block - 12-Point 97-321

Holley Harmonic Balancer Bolt – Chevy Big Block – 12-Point 97-321

Original price was: $20.09.Current price is: $6.03.

SKU: 97-321_A Category: Tag:

Description

Replacement Harmonic Balancer Bolt with Thick Washer, for Chevy Big Block 396-454 with Holley Mid-Mount Accessory Drive System 20-242 & 20-242BK

Replacement harmonic balancer bolt with thick washer for Big Block Chevy Mid-Mount Accessory drive system.12-Point, 1/2″ Wrench Size, 1/2″-20 x 2.500″ Under Head Length, Washer diameter 1.5″ x 0.200″ Thick.

NOTES:Torque Harmonic Balancer Bolt to 85 ft/lbs.

Features:

  • 180,000 PSI Rating (Grade 9)
  • Made from Steel
  • Black E-Coat Finish
  • 1/2″ Wrench Size
  • 12-Point Bolt Head
  • Large Diameter Extra Thick Washer – .200″ Thick x 1.5″ Diameter
  • Reusable – Not Torque-To-Yield

Specs:

Bolt Grade 10.9
Brand Holley
Color Black
Emission Code 6
Engine Chevy Big Block V8
Finish Black E-Coat
Grade Type Performance
Head Drive Type 12 Point
Head Style 12-Point
Length 2.5Inch
Material Steel
Product Type Harmonic Balancer Bolts
PSI Rating 180,000
Reusable Yes
Thread Diameter 1/2Inch
Thread Pitch 20
Thread Size 1/2-20
Under Head Length 2.500″
Universal Or Specific Fit Universal
Washer Included Yes
Washer Size .200″ Thick x 1.5″ Diameter
Wrench Size 1/2″

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