Heavy Duty 12 Pack M8 Hex Nuts For Exhaust Manifold Copper Flashed Engine Hardware High Heat Resistant Fastener Kit Smooth Swap For Modified Cars And Vans Daily
Premium M8 Hex Nuts For Exhaust Systems And Engine Mods
✔️ M8 x 1.25mm carbon steel nuts with rose gold finish, pack of 12
This twelve piece fastener set delivers reliable sealing power for exhaust manifolds and engine components on daily drivers and modified vans. The copper coated surface handles intense thermal cycling while resisting corrosion during underhood installs or track day maintenance jobs.
✅ Thread pitch measures 1.25 millimeters (.050 inches)✅ Hex height reaches 6.5 millimeters (0.25 inches)
✅ Across-flats width spans 12.8 millimeters (0.5 inches)
✅ Outer flange diameter stretches 17.4 millimeters (0.68 inches)
✅ Compatible with OE part numbers A1201420072 and 11621711954
💡 Why are copper plated hex nuts handy for exhaust manifold replacement?
The bright coating acts as a heat break that stops stubborn seizures when manifold temps spike during track runs. The wide rim spreads grip evenly on fragile cast iron studs.
- Thermal stability handles relentless underhood heat waves
- Slippery surface easing installation on frozen threads
- Rust blocking armor keeping hardware loose for future pulls
- Exact thread spacing matching OEM stud patterns securely