ARP 300-81307 Chromoly Nut Performance 300-8307 12MM 1.25 12PT.

( Brand: Arp ), ( Manufacturer Part Number: 300-81307 ), ( Material: Chromoly ), ( Color: Black ), ( Finish: Oxide ), ( Thread Size: 12 Mm X 1.25 ), ( Manufacturer Warranty: Lifetime ), ( Fitment Type: High Performance And Racing Parts ), ( Product Details: All Product Details Available Below ), ( Package Weight: 0.03 Lbs ), ( Package Length: 2.85 In ), ( Package Width: 1.6 In ), ( Package Height: 0.85 In ), ( International Customers: Hassle-free Global Shipping, We Handle All Paperwork ), ( Bulk And Special Orders: Bulk Purchases Special Orders Available On Request )

Review ARP One Black Chromoly 12mm 1.25 12pt. Nut Performance Parts

The ARP 300-81307 and 300-8307 chromoly 12mm 1.25 12pt nuts are high-performance fasteners engineered for use in automotive applications where superior strength and reliability are essential. These nuts are manufactured from chromoly material, a type of alloy steel known for its durability and resistance to fatigue.

The 12mm size of these nuts accommodates larger and heavier components, making them suitable for use in high-performance engines or heavy-duty applications. The 1.25-inch thread pitch provides ample thread engagement, ensuring a secure connection between the nut and the component.

The 12pt (twelve-point) design of these nuts offers superior grip and torque distribution, reducing the risk of rounding or stripping during installation or removal. The use of twelve points ensures that the nut can be effectively tightened from multiple angles, ensuring an even distribution of torque and reducing the risk of damaging the component or the threads.

These ARP nuts are also characterized by their performance-oriented features. They are designed to withstand the extreme temperatures and pressures encountered in high-performance applications, making them an ideal choice for racing, off-road, or high-power street applications.

The chrome molybdenum material used in these nuts provides excellent strength and resistance to corrosion, ensuring that they maintain their structural integrity even in harsh environments. The nuts are also finished with a protective coating to further enhance their resistance to corrosion and wear.

In summary, the ARP 300-81307 and 300-8307 chromoly 12mm 1.25 12pt nuts are high-performance fasteners designed for use in automotive applications where strength, reliability, and durability are critical. Their large size, high thread pitch, 12pt design, and performance-oriented features make them an ideal choice for high-performance engines, heavy-duty applications, and other demanding environments.

The ARP 300-81307 and 300-8307 chromoly 12mm 1.25 12pt nuts are high-performance upgrades for various applications, particularly in racing and high-performance engines. These nuts are made of chromoly material and feature a 12mm diameter, 1.25 pitch, and a 12-point design. Here are some pros and cons of buying these ARP nuts:

1. High Strength: Chromoly material is known for its high strength and durability. These nuts can withstand extreme torque loads and resist fatigue, making them ideal for high-performance applications.

2. Precision Manufacturing: ARP uses precise manufacturing processes to ensure that these nuts meet exacting specifications. This level of precision can help ensure proper engine performance and longevity.

3. Corrosion Resistance: Chromoly material is also resistant to corrosion, making these nuts an excellent choice for applications where exposure to the elements is a concern.

4. Security: The 12-point design of these nuts provides increased grip and torque retention compared to standard 6-point nuts. This added security can help prevent nuts from backing off during high-load situations.

1. Cost: These ARP nuts are more expensive than standard nuts. The cost may be a consideration for some applications or budgets.

2. Installation: Installing these nuts may require specialized tools and skills. The use of a nut splitter or other tools may be necessary to install and remove them.

3. Over-tightening: It is important not to over-tighten these nuts as doing so can damage the threads or other components. Proper torque specifications and installation procedures should be followed to ensure proper performance and longevity.

The ARP 300-81307 and 300-8307 chromoly 12mm 1.25 12pt nuts are high-performance upgrades that offer increased strength, precision manufacturing, corrosion resistance, and security compared to standard nuts. However, they are more expensive and may require specialized tools for installation. Ultimately, the decision to use these nuts should be based on the specific application, budget, and performance requirements.

If you are building or maintaining a high-performance engine or racing application where extreme strength, precision, and durability are required, then the ARP 300-81307 and 300-8307 chromoly 12mm 1.25 12pt nuts are an excellent choice. However, if cost is a concern or the application does not require the additional performance benefits, then standard nuts may be a more cost-effective option. It is always important to consult with a qualified mechanic or engineer to determine the appropriate nuts for your specific application.

Details:

Nut 1 Performance Parts Arp 300-8307, One Black Chromoly 12Mm X 1.25 12Pt.

part #: 30081307 prices

• $7.11-$25.72

specifications fastenerface:

• brand: Arp
• mpn: 300-81307
• material: Chromoly
• color: Black
• finish: Oxide
• thread size: 12 Mm X 1.25
• manufacturer warranty: Lifetime
• fitment type: High Performance And Racing Parts
• product details: All Product Details Available Below
• package weight: 0.03 Lbs
• package length: 2.85 In
• package width: 1.6 In
• package height: 0.85 In
• international customers: Hassle-free Global Shipping, We Handle All Paperwork
• bulk and special orders: Bulk Purchases Special Orders Available On Request

shipping fastenerface:

• type: Calculated
• carrier: USPS
• service: USPS Ground Advantage
• class: Standard
• transit: 5-12 Days
• cost: $0.00

offer fastenerface:

• quantity: 1
• sold: 0
• started: August 8, 2025
• options: Ship-to-home
• availability: In Stock

returns fastenerface:

• policy: No Returns

payments fastenerface:

• credit card: Mastercard
• other
• wallet: Apple-pay

general fastenerface:

• Car Truck Parts Accessories > Wheels, Tires Parts > Wheel Nuts, Bolts Studs
• condition: New

seller fastenerface:

• # reviews: 22
• city: Westminster, California
• rating: 100.0%

Arp 300-81307 Is Similar To:

• Arp Automotive Racing Products 300-7801 Nascar Wheel Stud Nut Kit 10 (29.1% similar) Manufacturer: Arp automotive racing products. They produce a number of specialty products like cylinder head fastener kits, connecting rod bolts, exhaust manifold/header oil pan piston ring compressors, and more. Their product line includes everything from engine and driveling fasteners for oem...(July 4th, 2025)
• Arp 652-1000 3 8-16 X 1in Chromoly Hex Head Bolt Set (41.5% similar) Their universal application makes them an ideal choice for custom builds, repairs, or replacements where strength and reliability are critical. Whether used in engine assemblies, machinery, or other mechanical systems, these bolts deliver consistent performance. The set provides a convenient...(January 15th, 2026)
• Arp 743-1250 7 16-20 X 1.25 In Chromoly Bolt Set 12-point Head (38.6% similar) The Arp 743-1250 bolt set offers reliable performance for various automotive and industrial applications. Set includes: five bolts for comprehensive replacement or assembly. Whether used in custom builds or repair work, Raps quality manufacturing standards ensure consistent performance...(January 16th, 2026)
• Arp 099998669795 Chromoly Stud Length 5 Inch (36.2% similar) Stud, top thread size: 7/16 IN.-20, base in. American express. 8740 chromoly, black oxide, broached, sold individually Arp chromoly stud length : 5 in...(March 9th, 2026)
• Arp 672036016890 640-1500 1 4-20 X 1.5 In Black Oxide Chromoly Bolts Set Of 5 (38.8% similar) Each bolt features a 1/4-20 inch thread and measures 1.5 inches in length , offering reliable performance across various automotive industrial projects. Finish: black oxide provides corrosion resistance and durability. The 12-POINT head design allows for better grip and torque application...(March 29th, 2026)
• Arp 672036009717 Bbc Balancer Bolt Kit 1 2-20 Thread 1.55 In Long Chromoly Black Oxide (32.7% similar) Crafted from high-strength chromoly steel, these bolts are engineered to withstand the demanding conditions of high-performance engines. The 12-POINT head design allows for easy installation and removal even in tight spaces, ensuring a secure fit every time. Each bolt features a 1/2-20 inch...(March 30th, 2026)
• Arp 400-8364 M10 X 1.25 Ss M12 Socket 12pt Nut Kit (43.6% similar) American express...(May 10th, 2026)
• Arp 134-2301 Black Oxide Coil Bracket Bolts Small Block Chevy Ls Series 12-point (33.1% similar) American express...(May 10th, 2026)
• Arp 671-1005 Black Oxide M8 X 1.25 40mm Uhl 12-point (41.5% similar) American express...(May 10th, 2026)
• Arp 301-8342 Black Oxide 12-point Nuts 1 2 13 9 16 Socket Size 10 pkg (43.1% similar) American express...(May 10th, 2026)