ARP BMW E46 M3/S54 Main Stud Kit

This ARP performance fastener, stud, bolt, tool, or assembly is the BMW E46 M3/S54 Main Stud Kit for 2001-2006 BMW M3. 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

• ARP2000 Alloy Construction: Provides high tensile strength up to 220,000 psi for secure hold in boosted or high-RPM S54 applications.
• Precision-Rolled Threads: Ensures maximum thread engagement and repeatable torque values for even load distribution.
• Included Hardware: Comes with matched washers, 12-point nuts, and ARP Ultra-Torque lubricant for complete kit readiness.
• Versatile Application: Proven performance across daily driving, autocross, and full-race builds on S54-equipped BMWs.
• ARP2000 material exceeds OEM strength for extreme power levels over 500hp.
• CNC-machined for exact fit and tolerances in BMW S54 engine blocks.

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 M50 / M52 S50US/S52US 2-Bolt Main Stud Kit
• ARP BMW 2.8L (M52Euro) 3.0/3.2L (S50/S52US) 12pc Rod Bolt Kit
• ARP BMW E46/328I Rod Bolt Kit

Frequently Asked Questions

How do I confirm the BMW E46 M3/S54 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 201-5002, 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.