Engines and Components› Cylinder Heads and Components

ARP

ARP 3/8-16 x 4.500 hex SS bolts

$25.66

SKU: A00M 623-4500

In Stock
In Stock
Ships by Jul 30
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The ARP 623-4500 is a set of five stainless steel hex head bolts. These bolts feature a 3/8 in.-16 RH thread size and a 4.500 in. underhead length. The material is ARP Stainless 300 with a polished finish and a tensile strength of 180,000 psi. Washers are included, and they require a 3/8 in. wrench.

Fitment

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Specifications

BrandARP
Part NumberA00M 623-4500

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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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