ARP M12 ID 0.995 OD Black Washers (10 pack)

This ARP performance fastener, stud, bolt, tool, or assembly is the M12 ID 0.995 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

• Precise Dimensions: M12 compatible ID 0.995 inch OD 1.38 inch thickness 0.090 inch ensures perfect fit over ARP stud shanks without distortion.
• High Load Capacity: Supports ARP torque values up to 100 ft-lbs or more depending on application for boosted and nitrous setups.
• Genuine ARP Construction: Forged from premium 8740 chrome moly steel heat treated to ARP specs for maximum fatigue strength in racing conditions.
• Matched 10 Pack Set: Includes exactly matched washers for complete cylinder head or rod installations saving time on sourcing.
• Constructed from ARP2000 series 8740 chrome moly alloy steel heat treated to 200000 psi tensile strength with black oxide for durability and low friction.
• Black Oxide Finish: Provides corrosion resistance and reduced friction for accurate torque application during assembly.

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
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• ARP 01-10 6.6L GM Duramax Diesel Flexplate Bolt Kit

Frequently Asked Questions

How do I confirm the M12 ID 0.995 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 200-8792, 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.