What does the +0.25mm sizing mean for these bearings?

The +0.25mm sizing indicates that these bearings are intended for use on a crankshaft that has been machined down by 0.25mm. This is a common practice when rebuilding an engine to ensure proper oil clearance with the connecting rod journals.

What are these bearings made of?

These connecting rod bearings feature a bimetal construction with an aluminum base. This type of material is well-suited for engine bearing applications due to its properties.

Which specific engines are these bearings designed for?

These bearings are made for VW and Audi vehicles equipped with the BBY, AFH, AKK, ADX, APE, ALM, or BCB 1.4L 8V engine codes.

Specifications

Brand: King Engine Bearings
Part #: CR4251AM0.25
UPC: 611500395611

King Engine Bearings VW/Audi Bby/Afh/Akk/Adx/Ape/Alm/Bcb 1.4L 8V (Size +0.25mm) Conrod Bearing Set

Name: King Engine Bearings VW/Audi Bby/Afh/Akk/Adx/Ape/Alm/Bcb 1.4L 8V (Size +0.25mm) Conrod Bearing Set
Brand: King Engine Bearings
SKU: king-engine-bearings-king-engine-bearings-vw-audi-bby-afh-akk-adx-ape-alm-bcb-1--t14-769675
Price: 25.79 USD
Availability: BackOrder

$25.79

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King Engine Bearings conrod bearing set for VW/Audi 1.4L 8V engines. Size +0.25mm.

Key Features

This product is a set of connecting rod bearings.
The bearings are sized at +0.25mm, meaning they are 0.25mm larger than standard size.
Constructed with a bimetal design that includes an aluminum base.
Designed for specific VW and Audi 1.4L 8V engine codes: BBY, AFH, AKK, ADX, APE, ALM, and BCB.

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About this part

Product Details

This is a set of connecting rod bearings from King Engine Bearings, specifically sized at +0.25mm. These bearings are constructed with a bimetal design, featuring an aluminum base, which is a common and well-built material for engine components.

These bearings are intended for use in VW and Audi engines with the BBY, AFH, AKK, ADX, APE, ALM, or BCB 1.4L 8V engine codes. When rebuilding or repairing an engine, using bearings that are precisely sized for the crankshaft journals is crucial for proper oil clearance and engine longevity. This +0.25mm sizing indicates they are meant for a crankshaft journal that has been machined down by 0.25mm.