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SKU: 300-8331 | UPC: 672036012335
ARP 5/16in -24 12pt Nut Kit (Pack of 10) Universal Engine Hardware
This ARP nut kit provides 10 high-strength 5/16-24 12-point nuts designed as direct replacements for ARP stud kits. They fit GM LS series engines Chevy small blocks Ford small blocks and other performance applications requiring secure 5/16-24 threading. Expect consistent clamp load and durability under high-stress conditions for street or race use.
Key Features
- 12-Point Design: Enables secure wrench grip with thin-wall sockets to prevent rounding during high-torque installs
- 8740 Chrome-Moly Steel: Heat-treated construction withstands extreme loads up to 200,000 psi tensile strength
- Precise Threading: 5/16-24 UNF matches ARP studs for flawless fit and repeatable torque
- 10-Pack Quantity: Supplies extras for cylinder heads intakes exhaust manifolds or multiple builds
- ARP Engineering: Proven in pro racing for reliable performance without failure
Product Notes
- Verify stud thread size before purchase to ensure compatibility
- Store in dry conditions to maintain thread integrity
- Small lightweight package ships fast with no hazmat restrictions
Installation Notes
- Professional installation recommended.
- Clean all threads thoroughly and apply ARP Ultra-Torque lubricant as specified
- Torque to ARP or manufacturer specs in proper sequence re-check after heat cycles
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1997-2013 | Chevrolet / GM | LS Series | All V8 |
| 1955-2000 | Chevrolet | Small Block | 262-400 cid |
| 1962-1997 | Ford | Small Block | 260-351W cid |
| 1965-1996 | Chevrolet | Big Block | 396-454 cid |
| Universal | Various | Performance Engines | ARP 5/16-24 Studs |
Why Choose ARP?
- Decades of dominance in NHRA IHRA and pro racing teams
- Exclusive 8740 alloy steel forging for unmatched fatigue resistance
- Made in USA with tight tolerances for exact stud engagement
Frequently Asked Questions
-
Q: What engines or applications do these nuts fit?
A: Perfect replacements for 5/16-24 studs in ARP kits on GM LS Chevy small big blocks Ford Windsor Cleveland and other V8 performance engines for heads manifolds or headers -
Q: What material and strength rating?
A: Forged 8740 chrome-moly steel heat-treated to 180,000-200,000 psi tensile and 40 HRC hardness for extreme duty -
Q: What is the ARP warranty and install tips?
A: Lifetime warranty against defects while installed in your vehicle use ARP lube torque wrench and follow sequence for best results
Shipping & Handling
- Method: UPS Ground USPS Priority
- Availability: In stock - ships same or next business day
- Packaging: Secure ARP box 4 x 3 x 1 inches
- Weight: 0.15 lbs
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