Holley 97-321 Harmonic Balancer Bolt - BBC - 12-Point

Part # 97-321 Be the first to write a review

Compatible with Chevrolet Big Block 396-454 Engine with Holley Mid-Mount Accessory Drive System 20-242 & 20-242BK

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$18.80

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Replacement harmonic balancer bolt with thick washer for Holley 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.

Features:

180,000 PSI rating (grade 9)
Made from steel
Black E-coat finish
1/2-inch wrench size
12-point bolt head
Large diameter extra thick washer - .200" thick x 1.5" diameter
Reusable - not torque-to-yield

Brand	Holley
Emission Code	6
Finish	Black E-Coat
Material	Steel
Product Type	Harmonic Balancer Bolts
Warranty	Manufacturer's Limited 90 Day
UPC	090127068991
Manufacturer Part Number	97-321
Part Number	97-321

Torque Harmonic Balancer Bolt to 85 ft/lbs.

Manufacturer's Limited 90 Day: See Details

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Holley 97-321 Harmonic Balancer Bolt - BBC - 12-Point

$18.80