ARP 4AGE 20V Head Studs (203-4304)

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ARP 4AGE 20V Head Studs (203-4304)
Upgrade your 4AGE / 4AGZE 20 Valve engine with the high-performance ARP 4AGE 20V Head Studs (203-4304). Engineered for excellence, these head studs are designed to provide superior strength and reliability, ensuring your engine performs at its best.
- Specifically designed for 4AGE / 4AGZE 20 Valve engines.
- Includes 5 long studs and 5 shorter studs for precise fitment.
- Cold-forged for enhanced molecular integrity and durability.
- Heat-treated before thread rolling and machining for optimal performance.
- Rated at an impressive 190,000 psi for maximum strength.
- Comes with 12-point nuts for secure fastening.
- Includes hardened parallel washers for even load distribution and accurate torque readings.
Choose ARP for unmatched quality and performance. These head studs are a must-have for any serious engine builder looking to maximize the potential of their 4AGE 20V engine.
| Product Name | ARP 4AGE 20V Head Studs (203-4304) |
|---|---|
| Brands | ARP |
| Engine | 4AGE |
| Make | Toyota |
Delivery & Freight
We are an Australian-based company that ships items nationally and internationally, usually within 48 hours of receiving your order. High-value items shipped internationally are sent via DHL Express, while lower-value items are sent via Australia Post Express unless otherwise instructed.
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What is the difference between ARP2000, L19 and CA625+?
ARP2000 suits most high-performance builds. L19 offers higher strength but is sensitive to handling and corrosion. CA625+ is used for extreme cylinder pressure or rpm.
Why is ARP lubricant important?
ARP torque values assume Ultra-Torque lubricant on threads and under the head. Without it, clamp load becomes unpredictable.
What is the recommended torque specification for the ARP 4AGE 20V head studs?
For the ARP 4AGE 20V head studs, follow ARP's latest instructions for torque specifications. Typically, you will use around 75 ft-lb for the 7/16" studs when using ARP Ultra-Torque lubricant. Always ensure to follow the specific guidelines provided by ARP for accurate results.
Do I need to machine the cylinder head when using ARP 4AGE 20V head studs?
Yes, it is advisable to ensure that the cylinder head and block surfaces are properly machined and flat before installation. This ensures optimal sealing and performance, as any warpage can lead to head gasket failure.
Can I reuse the ARP 4AGE 20V head studs after removal?
ARP head studs are designed for high-performance applications, and while they can be reused, it is recommended to inspect them for any signs of wear or damage. If they have been torqued to spec previously, consider replacing them to ensure reliability.
What additional components should I consider when installing ARP 4AGE 20V head studs?
When installing ARP 4AGE 20V head studs, consider using a quality head gasket suitable for your application and ensure that you have the correct torque sequence and specifications. Additionally, using hardened parallel washers can help achieve even load distribution.
Are the ARP 4AGE 20V head studs compatible with both 4AGE and 4AGZE engines?
Yes, the ARP 4AGE 20V head studs are designed to fit both the 4AGE and 4AGZE engines, providing the necessary strength and reliability for both applications. Ensure proper installation and torque settings for optimal performance.