ARP 201-5002 Main Stud Kit BMW E46 M3 S54B32 Engine Block Studs ARP 8740

ARP 201-5002 Main Stud Kit for BMW E46 M3 S54

The ARP 201-5002 main stud kit is a high-performance upgrade designed for the BMW S54 engine found in the E46 M3. Engineered to deliver superior bottom-end strength, this kit replaces factory main bolts with high-strength studs for improved crankshaft stability and durability under extreme loads.

Manufactured from premium ARP 8740 chromoly steel, these studs provide exceptional tensile strength and reliability, making them ideal for both performance builds and motorsport applications.

Why Upgrade to ARP Main Studs?

Factory main bolts can flex under high RPM and power levels, leading to bearing wear and reduced engine reliability. ARP main studs secure the crankshaft more effectively, ensuring consistent alignment and improved engine longevity.

Perfect for:

High-performance builds

Turbo / supercharged setups

Track and drift cars

Engine rebuilds

Key Features:

Manufactured from ARP 8740 chromoly steel

Significantly stronger than OEM bolts

Improves crankshaft stability and alignment

Reduces main cap walk under load

Reusable and more reliable than factory bolts

Precision rolled threads for increased durability

Fitment:

BMW 3 Series E46 M3 3.2 S54B32

Engine Compatibility

BMW S54B32 3.2L inline 6

What is Included:

Complete set of main studs

Nuts and washers

ARP assembly lubricant

Technical Data:

Brand ARP

Part Number 201-5002

Material 8740 Chromoly Steel

The ARP 201-5002 main stud kit is a must-have upgrade for any serious BMW E46 M3 S54 engine build, ensuring maximum bottom-end strength, reliability, and performance under demanding conditions.