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SKU: 203-5403 | UPC: 672036007676
ARP Toyota 4AG 16V Main Stud Kit for 1985-1991 Camry, Celica GT, MR2
ARP 203-5403 Main Stud Kit fits Toyota 4A-GE 16-valve engines in select 1985-1991 Camry, Celica GT, and MR2 models. These ARP2000 alloy studs provide consistent clamp load to secure main caps under high stress. Built for reliability in street and race applications with precision threads for accurate torque.
Key Features
- ARP2000 Alloy Construction: High-tensile strength at 220,000 PSI resists fatigue in boosted and high-RPM setups
- Stud Design: Minimizes main cap walk and block thread damage compared to bolts for stable operation
- Precision-Rolled Threads: Ensures maximum thread engagement and repeatable torque values every time
- Matched Hardware: Includes washers and instructions for complete, hassle-free assembly
- Versatile Application: Handles naturally aspirated and supercharged 4A-GE engines on track or street
Product Notes
- Designed exclusively for 4A-GE 16V block mains with M10 x 1.25 studs
- Heat-treated for extended service life under extreme conditions
- Ships in protective packaging, weight 1.1 lbs
Installation Notes
- Professional installation recommended.
- Clean all threads thoroughly and apply ARP Ultra-Torque lubricant
- Torque to ARP specs: mains 70-75 ft-lbs in sequence, recheck after break-in
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1988-1991 | Toyota | Camry | Base |
| 1987-1989 | Toyota | Celica | GT |
| 1985-1989 | Toyota | MR2 | GT |
| 1988-1989 | Toyota | MR2 | Supercharged |
Why Choose ARP?
- Trusted by professional race teams in NHRA and endurance racing
- Engineered and manufactured in the USA for consistent quality
- Backed by decades of fastener expertise in performance engines
Frequently Asked Questions
-
Q: Will this kit fit my 1988-1989 MR2 Supercharged with 4A-GZE?
A: Yes, ARP 203-5403 matches the 4A-GE 16V main journal pattern including supercharged variants -
Q: What material are the studs made from?
A: ARP2000 chromoly alloy with 220,000 PSI tensile strength and black oxide finish for corrosion resistance -
Q: What is the warranty and installation support?
A: ARP offers a limited lifetime warranty against defects. includes detailed torque specs and sequence guide
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock - ships same or next business day
- Packaging: Secure compact box 7in x 5in x 1in
- Weight: 1.1 lbs
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