5150 FAQ

Cylinder Sleeve Installation 101

Cylinder Sleeve Installation 101

1. Preparing the Block Boring and Honing A BMW S58 Engine Block getting prepared for Cylinder Sleeving. Photo Courtesy of SpecJ Motorsport. After boring out original aluminum in preparation for sleeve...

Cylinder Sleeve Installation 101

1. Preparing the Block Boring and Honing A BMW S58 Engine Block getting prepared for Cylinder Sleeving. Photo Courtesy of SpecJ Motorsport. After boring out original aluminum in preparation for sleeve...

Why Replace Rod Bearings?

Why Replace Rod Bearings?

The truth is, it doesn't matter your driving style or vehicle application, BMW rod bearings are a ticking bomb, with the consequences including severe crankshaft damage, engine seizure, or complete...

Why Replace Rod Bearings?

The truth is, it doesn't matter your driving style or vehicle application, BMW rod bearings are a ticking bomb, with the consequences including severe crankshaft damage, engine seizure, or complete...

Factory Main Bolts vs. ARP Main Studs: The Importance of Upgrading

Factory Main Bolts vs. ARP Main Studs: The Impo...

Upgrading from factory main bolts to ARP Main Studs is a simple, yet greatly beneficial upgrade. ARP Main Stud Kits offer uniform clamping force, improved block stability and rigidity, help...

Factory Main Bolts vs. ARP Main Studs: The Impo...

Upgrading from factory main bolts to ARP Main Studs is a simple, yet greatly beneficial upgrade. ARP Main Stud Kits offer uniform clamping force, improved block stability and rigidity, help...

ARP Hardware Materials 101

ARP Hardware Materials 101

Anytime that you are upgrading your engine, adding power, increasing boost, etc, it is a MUST to upgrade the fasteners holding your engine together. ARP hardware is an easy choice,...

ARP Hardware Materials 101

Anytime that you are upgrading your engine, adding power, increasing boost, etc, it is a MUST to upgrade the fasteners holding your engine together. ARP hardware is an easy choice,...

The Importance of Oil Catch Cans

It is physically impossible for piston rings to seal 100%, and as a result, ‘blow-by’ occurs. Blow-by describes pressurized gasses that leak into the crankcase from the combustion chamber. Damaged...

The Importance of Oil Catch Cans

It is physically impossible for piston rings to seal 100%, and as a result, ‘blow-by’ occurs. Blow-by describes pressurized gasses that leak into the crankcase from the combustion chamber. Damaged...

Fuel Cell Filling

When exchanging the fuelling system in your vehicle from the factory fuel tank to a higher or lower capacity fuel cell, how you refill the system will change. The following...

Fuel Cell Filling

When exchanging the fuelling system in your vehicle from the factory fuel tank to a higher or lower capacity fuel cell, how you refill the system will change. The following...