SKU: 301-8310
ARP M10 8740 Black Oxide 12-pt Nut Kit – 25 Pack
The ARP M10 8740 Black Oxide 12-pt Nut Kit delivers high-strength fastening for performance engine assemblies using M10 x 1.5 studs. This 25-piece kit suits cylinder head, main cap, and rod applications in racing and high-output engines. Engineered for extreme loads, these nuts provide secure hold and wrench access under high torque.
Key Features
- 8740 Chrome Moly Steel: Forged from premium 8740 alloy for 180,000 PSI tensile strength and durability in demanding conditions
- Black Oxide Finish: Resists corrosion and galling while enabling repeated reuse in assembly and maintenance
- 12-Point Design: Offers precise wrench engagement to prevent rounding and ensure accurate torquing
- Thick Wall Construction: Provides maximum rigidity and strength for critical high-stress locations
- 25-Piece Kit: Bulk quantity ideal for complete engine builds or replacement needs with M10 x 1.5 threads
Product Notes
- Designed for ARP studs and compatible aftermarket fasteners in performance applications
- Inspect nuts for thread match before installation
- Compact kit packaging for easy storage and transport
Installation Notes
- Professional installation recommended.
- Clean studs and apply ARP Ultra-Torque fastener lubricant for accurate torque values
- Torque to ARP specifications using calibrated torque wrench. 12-point requires thin-wall socket
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | Universal | M10 x 1.5 Stud Applications | Cylinder Head, Main Studs, Rod Bolts |
Why Choose ARP?
- Trusted by professional racers in NHRA, NASCAR, and Formula Drift since 1968
- Manufactured to exacting standards in the USA for consistent performance
- Proven reliability in engines producing over 2,000 horsepower
Frequently Asked Questions
- Q: What applications do these nuts fit?
A: ARP 301-8310 nuts fit M10 x 1.5 threaded studs in cylinder heads, main caps, connecting rods, and other engine hardware across performance builds - Q: What material and strength rating?
A: Constructed from 8740 chrome moly steel with black oxide finish and 180,000 PSI tensile strength for high clamping force - Q: What is the warranty and reusability?
A: ARP offers a lifetime warranty against defects. nuts are reusable multiple times with proper torque and lubrication
Shipping & Handling
- Method: UPS Ground
- Availability: In stock – ships same or next business day
- Packaging: ARP kit box 4 in x 4 in x 1 in
- Weight: 0.35 lbs
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