ARP BMW M10 S14 Main Stud Kit

This ARP performance fastener, stud, bolt, tool, or assembly is the BMW M10 S14 Main Stud Kit for 1977-1983 BMW 320i. 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

• Matched Hardware: Includes 12-point nuts washers and studs for complete main cap assembly.
• ARP2000 alloy steel with 220,000 psi tensile strength and rolled threads for superior durability.
• ARP2000 Alloy Construction: High-tensile strength material resists fatigue and handles boosted or high-rpm power levels.
• Stud Design: Minimizes block thread damage while enabling accurate torque values and reusability.
• Precision-Rolled Threads: Ensures maximum thread engagement and consistent torque retention over multiple heat cycles.
• CNC-machined from premium alloys for exact fit and strength.

Fitment

Specifications

What’s Included

One new ARP main stud & bolt kit 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 BMW E46 M3/S54 Main Stud Kit
• ARP BMW M50 / M52 S50US/S52US 2-Bolt Main Stud Kit
• ARP BMW 2.3L (S14) 22mm UHL Flywheel Bolt Kit (Set of 8)

Frequently Asked Questions

How do I confirm the BMW M10 S14 Main Stud Kit 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 201-5001, 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.