SKU: 207-5401 | UPC: 672036008147
ARP 2003-2006 Mitsubishi Lancer Evolution Main Stud Kit
ARP 207-5401 Main Stud Kit strengthens the bottom end of 4G63 engines with high-strength fasteners that maintain clamp load under extreme stress. Designed for 2003-2006 Mitsubishi Lancer Evolution Evo 8/9 plus 1990-1999 Eclipse GST/GSX, Talon TSi and compatible DSM models. Ensures engine stability for boosted street cars, drag builds and track machines.
Key Features
- ARP2000 Alloy Construction: Forged steel with 220,000 psi tensile strength handles high boost and RPM without fatigue
- Stud Design: Minimizes main cap thread wear in the block for repeated assembly and consistent torque values
- Precision-Rolled Threads: Increases thread contact area by 40 percent over cut threads for better load distribution
- 12-Point Nuts and Hardened Washers: Included matched hardware prevents loosening and simplifies installation
- Application-Specific Engineering: Perfect match for 4G63 7-bolt mains in DSM and Evo platforms across street, drag and road course use
Product Notes
- Inspect block and main caps for damage before installation
- Store in original packaging to protect threads from contamination
- Ships in protective box measuring 12 x 6 x 2 inches
Installation Notes
- Professional installation recommended.
- Clean all threads thoroughly and apply ARP Ultra-Torque fastener lubricant
- Includes all necessary studs, nuts and washers for direct bolt-in replacement
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1990-1994 | Plymouth | Laser | RS |
| 1990-1998 | Eagle | Talon | TSi |
| 1990-1994 | Mitsubishi | Eclipse | GS |
| 1990-1999 | Mitsubishi | Eclipse | GST |
| 1990-1999 | Mitsubishi | Eclipse | GSX |
| 1996-1999 | Mitsubishi | Eclipse | Spyder GST |
| 2003-2006 | Mitsubishi | Lancer Evolution | |
| 2005-2006 | Mitsubishi | Lancer Evolution | MR |
| 2005-2006 | Mitsubishi | Lancer Evolution | RS |
| 2006 | Mitsubishi | Lancer Evolution | SE |
Why Choose ARP?
- Trusted by NHRA Pro Stock and Formula 1 teams for decades
- ARP2000 material outperforms stock fasteners in every stress test
- CNC-machined for exact fit and repeatable performance
Frequently Asked Questions
- Q: Will this kit fit my 2004 Lancer Evolution 8 with 4G63?
A: Yes, ARP 207-5401 is the direct replacement for all 2003-2006 Evo 8/9 models using the 7-bolt 4G63 main girdle - Q: What material are the studs made from?
A: ARP2000 proprietary alloy with heat treatment for 220,000 psi tensile strength and superior fatigue resistance over chromoly - Q: What is the torque spec and warranty?
A: Follow ARP provided specs of 70-75 ft-lbs hot with Ultra-Torque lube. backed by ARP satisfaction guarantee
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock – ships same or next business day
- Packaging: Secure foam-lined cardboard box 12 x 6 x 2 inches
- Weight: 2 lbs shipping weight
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