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SKU: 663-1005 | UPC: 672036025489
ARP M10 x 1.25 x 40 Hex Black Oxide Bolts (5/pkg) - Universal Performance Hardware
These ARP M10 x 1.25 x 40mm hex head black oxide bolts come in a pack of 5 for critical engine assembly tasks. Designed for performance applications in street strip and track vehicles they provide consistent clamp load under high stress. Engine builders rely on them for manifolds valve covers and accessory mounts requiring precise metric hardware.
Key Features
- Genuine ARP Fasteners: Deliver reliable clamping force in demanding conditions
- Precision-Rolled Threads: Ensure maximum thread engagement and accurate repeatable torque values
- High-Strength Alloy: Heat-treated to 180000-200000 PSI tensile strength exceeds standard 10.9 bolts
- Black Oxide Finish: Resists corrosion in harsh engine environments
- 17mm Hex Head: Matches common sockets for easy installation and removal
Product Notes
- Inspect holes and surfaces before assembly for proper fit
- Re-check torque after first heat cycles for lasting hold
- Packaged securely for damage-free delivery
Installation Notes
- Professional installation recommended.
- Clean threads thoroughly and apply ARP Ultra-Torque lubricant
- Torque to ARP or manufacturer specs in proper sequence
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | Various | Performance Engines | Manifold/Valve Cover/Accessories |
Why Choose ARP?
- Proven in NHRA Top Fuel and other pro racing series
- Custom alloy formulas outperform commodity hardware
- CNC-machined and rolled for exact tolerances every time
Frequently Asked Questions
-
Q: What performance applications do these bolts fit?
A: M10 x 1.25 x 40mm size works for exhaust manifolds valve covers intake runners and custom brackets in most metric engine builds -
Q: What material and strength rating?
A: Forged from ARP high-strength alloy steel with rolled threads black oxide coating and 180000 PSI minimum tensile strength -
Q: What about warranty and torque instructions?
A: ARP backs products with satisfaction policy use Ultra-Torque lube and follow provided torque specs for best results
Shipping & Handling
- Method: UPS Ground or USPS Priority Mail
- Availability: In stock - ships same or next business day
- Packaging: Protective poly sleeve in 4" x 3" x 1" box
- Weight: 0.2 lbs
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