SKU: AR6.500-1LB
ARP 1/2 x 6.5in Long Broached Individual Stud for Chevy Small Block, Big Block & Ford V8 Engines
The ARP 1/2 x 6.5in long broached individual stud serves as a direct replacement for connecting rod fasteners in high-performance applications. It fits popular Chevy Small Block V8s from 1955-2004, Big Block Mark IV 1965-2002, Ford 351W 1969-1996 and 460 1968-1997 engines. This stud clamps rods securely to withstand high cylinder pressures and rpm in street, drag and circle track builds.
Key Features
- ARP2000 Alloy Construction: Forged from proprietary steel with 200,000 psi operating strength and 220,000 psi tensile rating for repeated heavy loads
- Rolled Threads: Increases fatigue life by 10 times over cut threads while maintaining precise thread engagement
- Broached Hex Head: Allows accurate wrenching without damaging stud or rounding corners during installation and removal
- 1/2″-20 UNF Thread: Matches OEM and aftermarket rod big ends on domestic V8s for plug-and-play fitment
- 6.5in Overall Length: Correct dimension for standard clearance on press-fit and bushed connecting rods in stroker and stock configurations
Product Notes
- Sold individually for targeted replacements in ARP rod stud kits like 206-5601 SBC or 235-5605 BBC
- Pair with ARP 1/2in rod nuts and hardened washers for complete assembly
- Store in dry conditions to prevent corrosion on black oxide finish
Installation Notes
- Professional installation recommended.
- Apply ARP Ultra-Torque assembly lube to threads and nut faces then torque to 65-75 ft-lbs based on rod design
- Requires ARP-compatible 12-point or hex rod nuts. verify shank clearance in rod before final assembly
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1955-2004 | Chevrolet | Small Block V8 | 262-400ci (All) |
| 1965-2002 | Chevrolet | Big Block Mark IV | 396-454ci (All) |
| 1969-1996 | Ford | 351 Windsor | All V8 |
| 1968-1997 | Ford | 429/460 | All V8 |
| 1967-1986 | Dodge | B/RB Big Block | 383-440ci (Select) |
| 1962-2003 | Pontiac | 421-455 | All V8 |
Why Choose ARP?
- Proven in NHRA Top Fuel, NASCAR and Pro Stock racing for over 50 years
- Every stud undergoes magnetic particle inspection for zero defects
- CNC machined in Santa Paula California with exacting tolerances
Frequently Asked Questions
- Q: Will this stud fit my Chevy 350 stroker build?
A: Yes it directly replaces stock or ARP kit studs in 350-383 SBC builds with standard H-beam or I-beam rods using 1/2in big ends - Q: What material and strength rating does it have?
A: Made from ARP2000 modified 8740 chrome moly steel heat-treated to 200,000 psi minimum for extreme boost and nitrous applications - Q: Does ARP offer a warranty on this stud?
A: Lifetime warranty against breakage when installed and torqued per ARP instructions with genuine ARP lubricant and components
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock – ships same or next business day
- Packaging: Individual protective plastic sleeve in 7x3x1 inch box
- Weight: 0.25 lbs
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