ARP 7/16 ID 7/8 OD Black Washers (10 pack)

This ARP performance fastener, stud, bolt, tool, or assembly is the 7/16 ID 7/8 OD Black Washers (10 pack). Confirm the exact engine or vehicle application, thread size, length, material, strength series, included quantity, installation lubricant, tightening sequence, and current ARP torque specification before ordering.

Key Features

• Precision Dimensions: 7/16 inch inner diameter 7/8 inch outer diameter 0.060 inch thickness align with ARP 7/16 inch head studs and rod bolts.
• High Strength Steel: Forged chromoly alloy handles extreme torque vibration in racing engines.
• High strength chromoly steel construction approximately 0.060 inch thick with black oxide coating.
• Black Oxide Finish: Protects against corrosion and galling in high heat oily engine environments.
• 10 Pack Quantity: Provides enough for full cylinder head or connecting rod setups on V8s.
• Engineered for maximum clamp load retention under boost.

Fitment

Specifications

What’s Included

One new ARP hardware kits – other in the exact configuration and quantity identified by this listing. Brackets, wiring, air lines, fittings, switches, fasteners, fitting kits, fluids, covers, and accessories are included only when expressly stated for this exact part.

About ARP

Automotive Racing Products manufactures high-performance studs, bolts, nuts, washers, wheel hardware, assembly tools, and installation lubricants for engine, drivetrain, chassis, and racing applications. Thread dimensions, material, preload method, lubricant, torque, and included quantity remain exact-part specific.

Important Disclosures

• California Proposition 65 warning applies. Review the current manufacturer warning before handling or installation.

Related Parts

• Shop all ARP products
• ARP .875in OD x 7/16in ID Insert Washers (10 pack)
• ARP 01-06 6.6L GM Duramax Diesel Flywheel Bolt Kit
• ARP 01-10 6.6L GM Duramax Diesel Flexplate Bolt Kit

Frequently Asked Questions

How do I confirm the 7/16 ID 7/8 OD Black Washers (10 pack) fits my application?
Match the exact engine family or vehicle, component location, thread diameter and pitch, under-head length, material, strength series, and every current ARP application note.

Can I reuse the factory torque value with this ARP hardware?
Not automatically. Use ARP’s current instructions for the exact part, material, lubricant, tightening sequence, and preload method. Factory torque values may be based on different hardware and friction.

What is included with this ARP kit?
Only the studs, bolts, nuts, washers, lubricant, and tools expressly listed for this exact part number are included. Verify the required quantity before disassembly.

Installation Instructions

1. Confirm ARP part number 200-8747, the complete application, and every required supporting component before beginning work.
2. Clean and inspect all mating threads and components, then verify thread engagement, length, washers, nuts, lubricant, and required preparation before assembly.
3. Follow ARP’s current tightening sequence, lubricant instructions, torque or stretch method, and any retorque procedure for this exact part.
4. Verify clearance, preload, fastener seating, and normal component operation before returning the vehicle or engine to service.