ARP M8 x 1.25 x 38mm Broached 4 Piece Stud Kit

SKU: 400-8002 | UPC: 672036022778

ARP M8 x 1.25 x 38mm Broached 4 Piece Stud Kit for 1992-2011 Honda Civic Si Acura Integra RSX

ARP M8 x 1.25 x 38mm Broached 4 Piece Stud Kit delivers precision fasteners for Honda B-series B18 and K-series K20 exhaust manifold applications. Fits 1992-2000 Honda Civic Si B16 B18 1994-2001 Acura Integra Type R B18C 2002-2006 Acura RSX Type-S K20A2 and 2006-2011 Honda Civic Si K20Z3. Provides consistent clamp load to resist vibration heat and boost pressure for leak-free performance.

Key Features

• Genuine ARP fasteners: Forged 8740 chrome moly steel construction rated 190000 psi tensile strength handles extreme exhaust temperatures and pressures
• Stud design: Minimizes cylinder head thread wear versus bolts allows multiple re-torques maintains accuracy over heat cycles
• Broached head: 12-point broached drive enables secure wrench grip prevents rounding during high-torque installs
• Complete kit: Includes 4 studs 4 ARP 12-point nuts and hardened washers for direct OEM replacement
• Track proven: Engineered for boosted naturally aspirated street strip and circuit use in performance Honda Acura builds

Product Notes

• Torque fasteners with ARP Ultra-Torque lubricant for precise clamp load
• Inspect threads for damage re-torque after 500 miles or initial heat cycles
• Packaged in ARP protective case prevents shipping damage

Installation Notes

• Professional installation recommended.
• Clean threads and use ARP Ultra-Torque where directed
• Follow factory ARP torque specs and sequence for your application

This Part Fits

Year	Make	Model	Submodel
1992-2000	Honda	Civic	Si (B16 B18)
1994-2001	Acura	Integra	Type R (B18C)
2002-2006	Acura	RSX	Type-S (K20A2)
2006-2011	Honda	Civic	Si (K20Z3)
1990-1993	Acura	Integra	GSR (B18)
1989-1991	Honda	Civic	Si (D16Z6 B16)

Why Choose ARP?

• ARP fasteners power NHRA SCCA and Formula Drift race engines
• Thread rolling process increases fatigue strength by 20 percent over cut threads
• CNC machined rolled threads ensure concentricity for even load distribution

Frequently Asked Questions

• Q: Does this fit 2002-2006 Acura RSX Type-S exhaust manifold?
  A: Yes direct replacement for OEM M8x1.25x38mm exhaust manifold studs on K20A2 engines
• Q: What material and strength rating do these studs have?
  A: Heat-treated 8740 chrome moly steel with 190000 psi tensile strength and 170000 psi yield strength
• Q: What warranty comes with ARP 400-8002?
  A: Limited lifetime warranty against manufacturing defects when installed and torqued per ARP guidelines

Shipping & Handling

• Method: UPS Ground USPS Priority Mail
• Availability: In stock – ships same or next business day
• Packaging: ARP branded box 5 x 3 x 1 inches
• Weight: 0.25 lbs