BorgWarner Cartridge EFR B2 9274 (Aluminum Bearing Housing)

BorgWarner is a name many in the performance world trust for robust drivetrain and turbocharger components. This EFR B2 turbo cartridge, part number 12747100020, carries that reputation forward, offering a well-built unit designed for serious forced induction setups. It features an aluminum bearing housing, which helps manage heat and keep the turbo spinning reliably under demanding conditions.

The EFR B2 series is known for its advanced design, and this cartridge is no exception. It's built to be a direct replacement for specific turbocharger models, simplifying the rebuild process for those looking to restore performance or upgrade an existing setup. The aluminum housing is a key component in its thermal management strategy, helping to dissipate heat effectively and maintain consistent oil film strength, which is crucial for turbo longevity. This cartridge is a central piece for anyone rebuilding or upgrading their turbocharger system, aiming for improved performance and reliability.

When rebuilding a turbocharger, having a solid, well-made cartridge is essential. This BorgWarner unit is designed to meet strict manufacturing standards, ensuring that it will integrate properly into your existing turbo assembly. While this cartridge is a major component, remember that a full turbo rebuild may also require new seals, gaskets, and potentially other internal parts. Always refer to the manufacturer's service manual for the complete list of recommended components and procedures for your specific turbocharger model.