SKU: 204-5001 | UPC: 672036038045
ARP Porsche 996 Main Bolt Kit for 1999-2001 Porsche 911 Carrera
ARP Porsche 996 Main Bolt Kit (204-5001) secures crankshaft main caps on 1999-2001 Porsche 911 Carrera models with M96.01 3.4L engines. These high-strength studs replace OEM bolts to withstand extreme loads from tuned high-boost and high-RPM applications preventing cap walk and bearing failure. This kit delivers reliable engine stability for street and track performance builds.
Key Features
- ARP2000 Alloy Steel: Forged material rated at 200,000 psi tensile and 135,000 psi yield strength for maximum clamping force under heavy loads
- Complete Kit Contents: 8 main studs 16 hardened washers and 8 twelve-point nuts for full one-time installation coverage
- Precision Thread Design: Rolled threads for fatigue resistance and consistent torque retention during high-vibration operation
- Black Oxide Finish: Durable corrosion-resistant coating guards against rust in demanding engine bay environments
- Direct OEM Replacement: Exact Porsche 996 main stud dimensions ensure bolt-in fit with no modifications required
Product Notes
- Inspect main caps and bearings before installation to ensure proper alignment
- Torque to ARP specifications using moly lube for accurate clamping load
- Store in original packaging away from moisture until use
Installation Notes
- Professional installation recommended.
- Clean main cap threads thoroughly and chase with tap if needed
- Use ARP Ultra-Torque fastener lubricant on threads and under nut faces
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1999-2001 | Porsche | 911 | Carrera |
| 1999-2001 | Porsche | 911 | Carrera 4 |
Why Choose ARP?
- Trusted by Porsche racing teams for decades in endurance events
- Every stud undergoes rigorous testing for load and fatigue resistance
- Engineered in the USA with exacting tolerances for Porsche applications
Frequently Asked Questions
- Q: Will this kit fit 2002+ Porsche 996 Carrera models?
A: Designed specifically for 1999-2001 M96.01 engines verify your block code as later 3.6L models may require 204-5002 - Q: What material are the studs made from?
A: High-grade ARP2000 alloy steel heat-treated for 200,000 psi tensile strength superior to OEM grade 8 bolts - Q: Does ARP offer a warranty on this kit?
A: Limited lifetime warranty against manufacturing defects when installed and torqued per ARP instructions
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock – ships same or next business day
- Packaging: Compact plastic tray in 6 x 4 x 1 inch box
- Weight: 1.0 lb
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