Description
Part Number: AR8623
ARP 11/32″-24 Hex Nut Kit (8740 Chromoly)
Engineered to withstand extreme tensile loads, the ARP AR8623 11/32″-24 hex nut pair is manufactured from aerospace-quality 8740 chromoly steel for high-performance motorsport applications.
Key Features
- ☑ Premium 8740 chromoly steel construction rated to 180,000 PSI tensile strength
- ☑ Precision thread pitch of 11/32″-24 for reliable clamping force and preload retention
- ☑ Durable black oxide coating for enhanced wear and corrosion protection
- ☑ Standard 1/2″ hex wrench size for easy torque application in tight engine bays
- ☑ Manufactured in the USA to strict aerospace motorsport standards
Technical Specifications
| Brand | ARP (Automotive Racing Products) |
|---|---|
| Manufacturer Part Number | AR8623 (200-8623) |
| Thread Size | 11/32″-24 |
| Material | 8740 Chromoly Steel |
| Finish | Black Oxide |
| Tensile Strength | 180,000 PSI |
| Wrench / Socket Size | 1/2″ Hex |
| Quantity | Pair (2 Nuts) |
What’s Included in the Box
- 2x ARP 11/32″-24 8740 Chromoly Hex Nuts
When building high-output competition engines, standard commercial hardware falls short under intense thermal and mechanical stress. Automotive Racing Products (ARP) fasteners represent the gold standard in engine hardware engineering. Order your genuine ARP AR8623 hardware from JP Racing for fast UK dispatch and technical expertise.




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