Description
Part Number: AR8918
ARP Custom Age 625+ Connecting Rod Bolt (7/16″ x 1.600″)
Extreme-duty super-alloy rod bolt engineered to withstand extreme cylinder pressures and high-RPM racing environments.
Key Features & Performance Benefits
- ☑ Custom Age 625+ Super-Alloy: Premium nickel alloy formulation delivering over 260,000 psi tensile strength for unmatched bottom-end security.
- ☑ Precision Dimensions: Machined to exact 7/16″ thread size with a 1.600″ (40mm) Under Head Length (UHL).
- ☑ Superior Fatigue Life: Offers up to ten times the fatigue life of standard aftermarket rod bolts under severe thermal and physical stress.
- ☑ High Clamp Load Capability: Near 220,000 psi yield strength ensures maximum joint integrity and prevents big-end housing distortion.
Technical Specifications
| Brand | ARP / Brian Crower |
|---|---|
| Part Number | AR8918 |
| Material Grade | Custom Age 625+ Alloy |
| Thread Diameter | 7/16″ |
| Under Head Length (UHL) | 1.600″ (40mm) |
| Tensile Strength | 260,000 PSI |
| Torque Rating | 90–95 ft-lbs (using ARP Ultra-Torque lube) |
| Compatibility Note | Fits aftermarket performance connecting rods (e.g., Brian Crower). Does not fit OEM rods. |
What’s Included in the Box
- 1 x Single ARP Custom Age 625+ Connecting Rod Bolt (PN: AR8918)
Trusted by premier engine builders worldwide, ARP fasteners provide uncompromising peace of mind for high-horsepower motorsport applications. As an established UK performance supplier, JP Racing offers direct access to genuine ARP hardware with rapid UK shipping and dedicated technical advice for your build.
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