Engines and Components› Cylinder Heads and Components

ARP

ARP 7/16 Inch -14 x 2.250 12pt 1/2 Wrenching Black Oxide Bolts (5/pkg)

$44.30

SKU: A00M 645-2250

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In Stock
Ships by Jun 15
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Non-Returnable Item
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Description

The ARP Chromoly Bolts 645-2250 are a set of five 7/16 in.-14 thread size bolts with a 2.250 in. underhead length. Constructed from ARP 8740 chromoly steel with a black oxide finish, these bolts feature a flanged 12-point head and a 1/2 in. wrench diameter. They offer a tensile strength of 180,000 psi, providing a significant safety margin over Grade 8 hardware. Washers are included with this set.

Fitment

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Specifications

BrandARP
Part NumberA00M 645-2250

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Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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