Why ARP Stainless Hardware?
Generic bolts:
- Rust quickly
- Strip under load
- Have inconsistent sizing and threading
ARP Fixes That:
- Stainless steel construction – corrosion-resistant and long-lasting
- 12-point head design – better torque control and tighter access
- Precision-machined threads – smooth install, accurate torque
- Consistent finish – clean, uniform appearance
Translation: your build finally looks intentional.
ARP (771-1003) M8 x 1.25 x 30 12pt SS Bolts (five/pkg)
Universal Fitment (M8 x 1.25 Applications)
The M8 x 1.25 thread pitch with 30mm length makes this kit ideal for slightly deeper mounting points:
Common Uses:
- Engine bay brackets and accessories
- Coil pack relocation or mounting (LS, K-series, etc.)
- Radiator mounts and fan shrouds
- Intake components and throttle body spacers
- Aftermarket electronics and fabrication
Perfect For Builds Like:
- Honda Civic / Integra engine bay tuck builds
- Subaru WRX/STI accessory installs
- LS swap bracket and accessory mounting
- Custom fabrication and show builds
If it uses M8 hardware and needs a little more length—this is it.
M8 bolt X 1.25 pitch X 30 UHL
Phase quantity: 7711003
Are compatible sort: Car Particular
Key Features
- Thread Size: M8 x 1.25
- Length: 30mm
- Head Style: 12-point
- Material: ARP stainless steel
- Finish: Natural polished stainless
- Quantity: Pack of 5 bolts
Performance Benefits
- Prevents rust and corrosion
- Improves thread engagement and torque consistency
- Enhances engine bay appearance
- Provides long-term durability
No more swapping out hardware every season because it looks like it aged 10 years overnight.
Package deal Weight: 0.200 kilos
Installation Notes
- Use proper torque specs for M8 hardware
- Apply anti-seize lubricant (stainless threads can gall)
- Ideal for:
- Engine bay refresh
- Custom installs
- Replacing worn OEM bolts
Why ARP?
Because even small hardware:
- Matters under vibration and heat
- Impacts long-term reliability
- Is worth doing right the first time
Final Verdict
The ARP 771-1003 M8 x 1.25 x 30mm stainless bolt kit is a simple upgrade that improves both durability and appearance across your build.
Clean, strong, and way better than whatever random bolts were in your toolbox.



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