ACL Race Main Bearings BMW N63B44 S63B44 4.4L V8 0.001 Oversize

ACL Race Main Bearings BMW N63B44 S63B44 4.4L V8 0.001 Oversize

The ACL Race Main Bearings are precision-engineered components designed to provide superior performance and durability for the BMW N63B44 and S63B44 4.4L V8 engines. These main bearings are crucial in ensuring the smooth operation of the engine’s rotating assembly, minimizing friction and wear while maintaining optimal lubrication under extreme conditions.

Crafted from high-quality materials, these race main bearings are specifically designed to withstand the rigors of high-performance applications. Their engineering focuses on reducing drag and enhancing engine efficiency, leading to improved horsepower and torque output. With an oversize measurement of 0.001 inches, these bearings offer a tailored fit for precision applications, ensuring a reliable seal that supports consistent performance and longevity.

FITMENT: These main bearings are compatible with BMW engines N63B44 and S63B44 found in various models. They are particularly suitable for performance builds and applications requiring enhanced durability and reliability during high-stress situations.

Key Features & Benefits

• High-performance design for enhanced engine efficiency.
• Precision-engineered with a 0.001 oversize fit.
• Minimizes friction and wear, extending engine life.
• Constructed from premium materials for superior strength and durability.
• Improves horsepower and torque output in high-stress applications.

Shipping. Free on every order, US only. Orders arrive in 2–4 days.

Returns. 30-day returns, except in extreme cases.

Support. Our team is available 24/7 for fitment mismatches or any other reason.

Warranty. Full manufacturer guarantee.