ARP 3/8" x 2.310" OAL Rod Stud Kit – 1958-1998 Chevrolet Small Block Engines
The ARP 3/8" x 2.310" OAL Rod Stud Kit is a premium high-strength fastener upgrade for connecting rods in 1958-1998 Chevrolet Small Block V8 engines (265-400 ci). Manufactured from ARP’s proprietary high-strength alloy, these rod studs provide significantly greater clamping force and reliability compared to factory rod bolts. They are ideal for stock rebuilds, high-performance street engines, or race applications where maximum rod security is essential under high RPM and boost.
The kit includes all necessary studs, washers, and nuts for a complete set of connecting rods. Precision-machined and heat-treated for superior tensile strength and fatigue resistance, this ARP kit ensures even load distribution and prevents rod bolt failures. A must-have for anyone building a high-output Small Block Chevy engine.
Key Features
- High-Strength ARP Alloy – Superior tensile strength and fatigue resistance
- 3/8" x 2.310" OAL Sizing – Precision length for Chevrolet Small Block connecting rods
- Complete Rod Stud Kit – Includes studs, washers, and nuts for full set of rods
- Precision Machined – Exact fit and consistent clamping force
- Heat-Treated Construction – Maximum durability under high RPM and boost
| Spec | Detail |
|---|---|
| Part Number | AJ2.310-1LB |
| Brand | ARP |
| Type | Rod Stud Kit |
| Compatibility | 1958-1998 Chevrolet Small Block V8 Engines (265-400 ci) |
| Thread Size | 3/8 inch |
| Overall Length | 2.310 inches |
| Material | High-Strength ARP Proprietary Alloy |
| Country of Origin | United States |
| Warranty | ARP Limited Warranty |
Whats Included
- Complete set of ARP Rod Studs for Small Block Chevy connecting rods
- Corresponding washers and nuts
- Installation instructions
Product Notes
- Designed specifically for 1958-1998 Chevrolet Small Block V8 engines
- Provides significantly stronger clamping force than stock rod bolts
- Professional engine builder installation with proper torque sequence is highly recommended
Installation Notes
- Requires connecting rod disassembly for installation
- Follow ARP torque specifications and sequence for proper assembly
- Professional engine builder installation is highly recommended
This Part Fits
| Year Range | Make | Model | Engine | Notes |
|---|---|---|---|---|
| 1958-1998 | Chevrolet | Multiple Models | Small Block V8 (265-400 ci) | Rod Stud Kit (3/8" x 2.310" OAL) |
Why Choose ARP Rod Stud Kits?
- Industry-leading strength and reliability for high-performance engines
- Precision-manufactured in the USA with ARP’s proprietary materials
- Proven in professional racing and high-horsepower street builds
Frequently Asked Questions
-
Q: Does this stud kit fit my 1970 Chevrolet Small Block 350?
A: Yes, compatible with all 1958-1998 Chevrolet Small Block V8 engines (265-400 ci). -
Q: Are these studs stronger than stock rod bolts?
A: Yes, ARP rod studs provide significantly higher tensile strength and clamping force. -
Q: Is professional installation required?
A: Yes, connecting rod work requires precise torque procedures and should be performed by an experienced engine builder.
Shipping & Handling
- Method: Ground UPS or FedEx
- Availability: In stock – ships same or next business day
- Packaging: Secure ARP retail packaging
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ARP (Automotive Racing Products) is the world’s premier manufacturer of high-strength engine and driveline fasteners—head studs and bolts, main studs, rod bolts, and more—engineered and manufactured in-house from start to finish for race-proven reliability. With vertically integrated processes that include cold heading, machining, heat-treating, thread rolling after heat treat, and rigorous QA, ARP maintains aerospace-level certifications (ISO 9001 and AS9100) and validates every part for repeatable clamp load and fatigue resistance. Signature alloys such as 8740 chromoly, ARP2000, L19, and Custom Age 625+ deliver ultimate tensile strengths up to the super-alloy range, while ARP Ultra-Torque fastener assembly lubricant helps achieve consistent pre-load during installation. From street performance builds to professional motorsport programs, ARP fasteners provide precise fitment, superior metallurgy, and the durability needed to keep engines together at elevated cylinder pressures and...
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