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Description
Holley Harmonic Balancer Bolt - Chevy Big Block - 12-Point 97-321Replacement 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
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" |
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy