SKU: 301-8355 | UPC: 672036040888
ARP M10 x 1.5 8740 Black Oxide 12-pt Nut Kit
ARP M10 x 1.5 8740 Black Oxide 12-pt Nut Kit delivers 25 precision nuts from high-tensile 8740 chrome moly steel rated at 180,000 PSI for securing rod bolts, mains, and cylinder heads in performance engines. These nuts fit M10 x 1.5 threaded fasteners in metric automotive applications including imports and custom builds. Black oxide coating resists corrosion while the 12-point design grips securely for reliable high-horsepower operation.
Key Features
- 8740 Chrome Moly Steel: Forged for 180,000 PSI tensile strength to handle extreme engine loads without failure
- 12-Point Head: Provides precise torque application and resists rounding during installation on high-stress fasteners
- Black Oxide Finish: Shields against rust and galling for consistent performance in harsh engine environments
- Thick Wall Construction: Builds in extra rigidity to prevent deformation under heavy vibration and pressure
- 25-Nut Kit: Bulk quantity covers full engine rebuilds or multiple rod sets, precision machined in USA
Product Notes
- Confirm M10 x 1.5 thread pitch matches your ARP bolts or hardware
- Apply ARP Ultra-Torque fastener lubricant before assembly
- Packaged in protective tube for safe handling and storage
Installation Notes
- Professional installation recommended.
- Torque to ARP specifications using a calibrated wrench and proper lubricant
- Designed for use with ARP metric rod bolts, main studs, and similar M10 x 1.5 components
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | Various | Performance Engines | M10 x 1.5 Rod Bolts/Mains |
| 1989-2005 | Nissan | 240SX | SR20DET |
| 1999-2005 | Honda | S2000 | AP1/AP2 |
| 1986-1991 | Honda | Civic | EF Hatch B16 |
Why Choose ARP?
- ARP sets the standard for racing fasteners trusted by Pro Stock and Top Fuel teams
- Every nut undergoes rigorous testing for consistent strength and fit
- USA manufacturing ensures tight tolerances for bolt-on reliability
Frequently Asked Questions
- Q: Does this kit fit specific connecting rod bolts?
A: Yes, matches ARP M10 x 1.5 rod bolts in Nissan SR20DET, Honda B/D/F-series, and similar metric performance engines - Q: What material and strength rating?
A: 8740 chrome moly steel with 180,000 PSI tensile strength and black oxide finish for durability - Q: What is the warranty and torque spec?
A: ARP provides limited lifetime warranty. torque per ARP instructions with moly lube, typically 55-65 ft-lbs depending on application
Shipping & Handling
- Method: UPS Ground / USPS Priority
- Availability: In stock – ships same or next business day
- Packaging: Protective plastic tube in cardboard box, 4″ x 2″ x 1″
- Weight: 0.35 lbs





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