What is the purpose of the .001"-.002" undersize on these bearings?

The undersize specification allows for precise adjustment of the oil clearance between the connecting rod and the crankshaft journal. This ensures proper lubrication and reduces wear, which is critical for engine longevity.

What is the Alecular overlay material?

Alecular is a specialized overlay developed by King Engine Bearings. It's known for its ability to withstand high loads and temperatures, making it suitable for performance engine applications like those found in BMW V8s.

Does this set include everything needed to replace the connecting rod bearings?

This set includes all the necessary connecting rod bearings for the specified BMW engines. However, it does not include new rod bolts or other installation hardware, which should be sourced separately if needed.

Specifications

Brand: King Engine Bearings
Part #: CR8049GPC
UPC: 611500621680

King Engine Bearings BMW N62/N63/S63/N62N Connecting Rod Bearing Set

Name: King Engine Bearings BMW N62/N63/S63/N62N Connecting Rod Bearing Set
Brand: King Engine Bearings
SKU: king-engine-bearings-king-engine-bearings-bmw-n62-n63-s63-n62n-connecting-rod-be-t14-432349
Price: 248.64 USD
Availability: BackOrder

$248.64

On Backorder — Expected to ship by May 3, 2026

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

King Engine Bearings BMW N62/N63/S63/N62N Connecting Rod Bearing Set. Features a .001"-.002" undersize for a precise fit.

Key Features

Fits BMW N62, N63, S63, and N62N engines.
Features a .001"-.002" undersize for precise oil clearance.
Constructed with King's Alecular overlay material for durability.
Designed to handle high loads and temperatures in performance V8 engines.
Includes a complete set of connecting rod bearings.

This connecting rod bearing set is designed for BMW N62, N63, S63, and N62N engine applications. Please verify compatibility with your specific vehicle's engine code.

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About this part

Product Details

The .001"-.002" undersize on these King Engine Bearings connecting rod bearings is a notable detail for BMW N62, N63, S63, and N62N engines. This specific sizing is crucial for achieving optimal oil clearance, which directly impacts how well the bearing can lubricate and protect the crankshaft journal. When rebuilding or repairing these high-performance BMW engines, getting the bearing clearance just right is key to longevity and smooth operation.

King Engine Bearings uses a specialized overlay material called Alecular on these bearings. This well-built material is designed to handle the high loads and temperatures common in performance BMW V8 engines. The combination of the precise undersize and the advanced overlay helps ensure these bearings can stand up to the demands of daily driving and more spirited use, offering a solid option for engine builders who want reliable performance.

When you're deep into an engine build for your BMW, having components you can trust is essential. This set includes all the necessary connecting rod bearings for your specified engine, ready to be installed according to manufacturer guidelines. Ensure your crankshaft journals are clean and within spec before installation for the best results.