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SKU: 200-8530 | UPC: 672036006549
ARP 7/16in ID 13/16in OD Black Washers (Pack of 10) Chevrolet Small Block Big Block Ford
These ARP black oxide washers measure 7/16 inch inner diameter by 13/16 inch outer diameter and come in a pack of 10 for rod bolt and main stud kits. They fit popular performance engines including Chevrolet small block and big block V8s plus Ford Windsor small blocks delivering consistent clamp load and durability under high stress. Built for racing and street performance builds these washers ensure secure fastening in demanding conditions.
Key Features
- Exact Sizing: 7/16in ID x 13/16in OD matches ARP 7/16in studs perfectly for heads rods and mains
- Black Oxide Finish: Provides corrosion resistance in fuel oil and heat exposed engine environments
- High Strength Steel: Handles extreme torque and vibration without deforming or cracking
- Replacement Ready: Direct fit for all ARP rod bolt main stud and head kits using 7/16in fasteners
- Pack Quantity: 10 washers support multiple cylinder repairs or full engine rebuilds
Product Notes
- Pair with ARP Ultra-Torque lubricant for accurate torque values and gasket sealing
- Inspect washers for wear during engine teardowns and replace as needed
- Lightweight design ships quickly with no hazmat restrictions
Installation Notes
- Professional installation recommended.
- Clean all threads and underheads before assembly torque to ARP specifications
- Compatible with ARP head stud rod bolt and main stud kits recheck torque after 500 miles
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1955-2002 | Chevrolet | Small Block V8 | 262 283 302 305 327 350 400 |
| 1965-1998 | Chevrolet | Big Block Mark IV | 366 396 402 427 454 502 |
| 1962-1995 | Ford | Small Block Windsor | 221 260 289 302 351W |
| 1997-2007 | Chevrolet / GM | LS Series V8 | LS1 LT1 5.3L 5.7L 6.0L |
| 1985-2004 | Ford | 5.0L 5.8L | HO EFI |
Why Choose ARP?
- Decades of racing wins from NHRA to endurance series
- Heat treated steel exceeds SAE Grade 8 standards
- USA made with tight tolerances for repeatable performance
Frequently Asked Questions
-
Q: Will these washers fit Chevrolet small block Chevy head studs?
A: Yes they directly replace washers in ARP SBC head stud kits like 234-4317 and rod bolt kits for 350 383 stroker builds -
Q: What material and finish do these ARP washers have?
A: Forged chromoly steel with black oxide coating for rust protection and lubricity in engine bays -
Q: What is the warranty and torque procedure?
A: ARP offers one year warranty apply Ultra-Torque lube and follow published torque specs in sequence re-torque after break-in
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock - ships same or next business day
- Packaging: Secure poly bag in protective envelope
- Weight: 0.1 lbs
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