SKU: 301-8316
ARP 7/16in 8740 Black Oxide 12-pt Nut Kit
This 50-piece ARP nut kit features 7/16″-14 thread 12-point nuts made from 8740 chrome moly steel for high-performance engine assembly. Designed for rod bolts, main studs, and cylinder head fasteners in domestic V8 engines like Chevy Small Block, Big Block, Ford 351W, and Mopar LA series. Delivers reliable clamping force under extreme heat and stress for race or street builds.
Key Features
- 8740 Chromoly Steel: Forged from premium 8740 alloy rated at 180,000 PSI tensile strength to handle high horsepower demands without failure
- 12-Point Design: Provides secure wrench grip for accurate torquing and prevents rounding during repeated installations
- Black Oxide Finish: Protects against corrosion and friction in oily engine environments while easing assembly
- Thick Wall Construction: Builds extra rigidity to resist deformation in critical load-bearing positions
- 50-Piece Bulk Kit: Supplies ample nuts for full engine rebuilds, multiple projects, or spare inventory
Product Notes
- Confirm 7/16″-14 thread matches your ARP bolts or hardware
- Apply ARP moly or Ultra-Torque lube to threads for consistent preload
- Packaged securely to prevent damage during transit
Installation Notes
- Professional installation recommended.
- Torque to ARP published specs with angle-torque method for precision
- Compatible with ARP Pro Series rod bolts and head studs
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1955-2000 | Chevrolet | Small Block V8 Engines | 350, 383 Stroker Builds |
| 1965-1996 | Chevrolet | Corvette | C2, C3, C4 |
| 1967-2002 | Chevrolet | Camaro | Base, RS, Z/28, SS |
| 1964-1972 | Chevrolet | Chevelle | SS, Malibu |
| 1964-2001 | Ford | Mustang | Base, GT, Mach 1 |
| 1969-1996 | Ford | F-100, F-150 | Base, XLT |
| 1968-2003 | Dodge | Dart | LA Series Builds |
Why Choose ARP?
- ARP sets industry standards for racing fasteners trusted in NHRA and NASCAR
- Every nut undergoes rigorous testing for consistent performance
- Precision machining ensures perfect fit and repeatable results
Frequently Asked Questions
- Q: What engines does this nut kit fit?
A: Suits 7/16″-14 rod bolts and studs in Chevy Small/Big Block, Ford 289/302/351W, Mopar 318/360, and similar performance V8s - Q: What material and strength rating?
A: Made from 8740 chrome moly steel with 180,000 PSI tensile strength and black oxide finish for durability - Q: What is the warranty and torque specs?
A: ARP offers lifetime warranty against breakage. follow ARP instructions for torque values up to 75 ft-lbs depending on bolt
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock – ships same or next business day
- Packaging: Compact protective box approximately 5 x 4 x 1 inches
- Weight: 0.75 lbs
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