SKU: 300-6703 | UPC: 672036011918
ARP Custom Age 625+ Carrillo Replacement Rod Bolts
ARP Custom Age 625+ rod bolts provide direct replacement for Carrillo Pro-H, Pro-HX, Pro-SA, and Pro-Super A-Beam connecting rods with 0.927-inch housing bore. These 7/16″-20 thread bolts with 2.085-inch under head length deliver fatigue resistance and secure clamp load for high-horsepower builds. Ideal for performance engines in drag racing, street performance, and track applications.
Key Features
- Custom Age 625+ Alloy: Delivers tensile strength over 260,000 psi to handle extreme cylinder pressures
- Precision-Rolled Threads: Maximizes thread engagement for accurate and repeatable torque values
- Optimized Clamp Load: Retains consistent fastener stretch under heat and stress cycles
- Matched Bolt Set: Includes 8 bolts for complete 4-rod replacement with ARP hardware
- Heat Treated Design: Stress-relieved for long-term durability in racing conditions
Product Notes
- Measure rod housing bore at 0.927 inches and confirm thread compatibility before install
- Store in dry conditions to prevent corrosion prior to assembly
- Compact lightweight design ships quickly via ground carrier
Installation Notes
- Professional installation recommended.
- Clean rod bolt holes and use ARP Ultra-Torque lubricant as directed
- Torque to ARP specifications in correct sequence, re-check after heat cycles
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| All Years | Carrillo | Pro-H | Pro-HX (0.927″ Bore) |
| All Years | Carrillo | Pro-SA | Pro-Super A-Beam (0.927″ Bore) |
Why Choose ARP?
- ARP fasteners power NHRA Top Fuel and Pro Stock teams worldwide
- Proven design withstands 10,000-plus horsepower applications
- Made in USA with exacting quality control standards
Frequently Asked Questions
- Q: Which Carrillo rods do these bolts fit?
A: Fits Pro-H, Pro-HX, Pro-SA, Pro-Super A-Beam rods with 0.927-inch housing bore, 7/16″-20 threads, and 2.085-inch UHL - Q: What material properties make these bolts reliable?
A: Custom Age 625+ alloy offers 260,000 psi tensile strength, superior fatigue resistance over steel alternatives - Q: What installation torque should I use?
A: Follow ARP rod bolt torque chart with Ultra-Torque lube, typically 110-120 ft-lbs depending on rod design, re-torque after initial runs
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock – ships same or next business day
- Packaging: Secure ARP-branded box, 6 x 4 x 1 inches
- Weight: 0.65 lbs
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