What does the '.026' in the part number signify?

The '.026' indicates that this main bearing set is 0.026 inches undersize. This means it is intended for use when the engine's crankshaft has been machined down by 0.026 inches from its original size.

What is the King XP series material?

The XP series bearings utilize King's high-performance overlay material. This material is engineered for increased durability and is well-suited for engines that experience higher operating loads.

Are these bearings suitable for a performance build?

The XP series bearings are designed for enhanced durability and load handling, making them a strong choice for engine rebuilds. For specific performance applications, it's always best to consult with an engine builder familiar with your build's requirements.

King Engine Bearings Main Bearing Set XP .026

Name: King Engine Bearings Ford Fiesta 1.25I (Zetec/Ecoboost 1.6) (Size 0.26) Main Bearing Set
Brand: King Engine Bearings
SKU: king-engine-bearings-king-engine-bearings-ford-fiesta-1-25i-zetec-ecoboost-1-6-s-t14-432424
Price: 121.31 USD
Availability: BackOrder

King Engine Bearings Ford Fiesta 1.25I (Zetec/Ecoboost 1.6) (Size 0.26) Main Bearing Set

$121.31

On Backorder

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

King Engine Bearings Main Bearing Set for Ford Fiesta 1.25I (Zetec/Ecoboost 1.6). Size 0.26.

Key Features

Fits Ford Fiesta 1.25I (Zetec/Ecoboost 1.6).
Main bearing set with 0.026 inch undersize.
Features King's high-performance XP overlay material for durability.
Designed for proper oil clearance and smooth engine operation.

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Product Details

This is a King Engine Bearings XP Main Bearing Set, part number MB5009XP.026. It's designed for the Ford Fiesta 1.25I engine, including Zetec and Ecoboost 1.6L variants. This set is specifically sized at 0.026 inches undersize, which is crucial for engines that have had their crankshafts reground to a specific undersize specification.

King's XP series bearings are built with their high-performance overlay material, which is known for its durability and ability to handle higher loads. This makes them a solid option for rebuilding or repairing your engine, ensuring proper oil clearance and smooth operation. The precision sizing is critical for maintaining the correct oil film between the crankshaft and the main journals, which is essential for engine longevity.

When rebuilding an engine, it's important to ensure all components are clean and properly lubricated before installation. Refer to the manufacturer's installation instructions for specific details regarding torque specifications and assembly procedures.