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SKU: 203-4207 | UPC: 672036040734
ARP Toyota 3S-GTE CA625+ Head Stud Kit 1988-1992 Celica All Trac 1991-1995 MR2 Turbo
ARP 203-4207 head stud kit upgrades Toyota 3S-GTE engines in 1988-1992 Celica All Trac and 1991-1995 MR2 Turbo models with high-strength CA625+ alloy studs for consistent clamp load under extreme boost and heat. This kit prevents head lift in modified setups delivering dependable sealing for street and track use. Precision engineering ensures repeatable torque values and resistance to fatigue.
Key Features
- CA625+ Alloy Studs: High-tensile strength over 200,000 PSI resists stretching for secure head gasket sealing in high-horsepower 3S-GTE builds
- Stud Design: Eliminates rotational wear on block threads unlike bolts providing even load distribution and easier reinstallation
- Precision-Rolled Threads: Superior thread strength and accuracy allow precise torquing without galling or stripping
- 12-Point Nuts and Hardened Washers: Included matched hardware grips securely enabling accurate torque application during assembly
- Pro Series Construction: Built for racing demands handles 30+ PSI boost and 8000+ RPM without failure
Product Notes
- Kit contains 10 main studs 2 ARP625+ studs and full hardware set for complete 3S-GTE cylinder head replacement
- Store in dry conditions to maintain thread integrity prior to installation
- Ships in protective packaging weighing 2.1 lbs with box dimensions 12 x 6 x 2 inches
Installation Notes
- Professional installation recommended.
- Clean cylinder block threads thoroughly and apply ARP Ultra-Torque lubricant on studs and under nut faces
- Torque to ARP specs in 3 stages following 5-step sequence recheck after 100 miles and heat cycles
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1988-1992 | Toyota | Celica | All Trac Turbo |
| 1991-1995 | Toyota | MR2 | Turbo |
Why Choose ARP?
- ARP fasteners power wins in NHRA Top Fuel and Pro Stock racing
- Every kit undergoes rigorous testing for tensile strength and fatigue resistance
- Application-specific design matches exact 3S-GTE thread specs for perfect fit
Frequently Asked Questions
-
Q: Does this kit fit JDM ST185 Celica GT-Four or SW20 MR2 JDM models?
A: Yes ARP 203-4207 fits all 3S-GTE variants including JDM Celica ST185 GT-Four 1988-1992 and MR2 SW20 1990-1995 with identical head bolt patterns -
Q: What material are the studs made from?
A: CA625+ proprietary alloy steel with tensile strength exceeding 200,000 PSI hardened nuts and parallel ground washers for optimal load -
Q: What is the ARP warranty on this head stud kit?
A: Limited lifetime warranty against manufacturing defects when installed and torqued per ARP instructions
Shipping & Handling
- Method: UPS Ground or FedEx
- Availability: In stock - ships same or next business day
- Packaging: Foam-protected box 12 x 6 x 2 inches
- Weight: 2.1 lbs
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