What does the '0.25' in the part number mean?

The '0.25' in the part number CR4515XP0.25 indicates that these bearings are 0.25mm undersize. This means they are intended for use on a crankshaft that has been machined down by 0.25mm to ensure a proper fit and clearance.

Are these bearings suitable for a stock engine rebuild?

These are race bearings with a pMax Black trimetal design, which offers improved load handling. While they can be used in a stock rebuild, they are particularly well-suited for builds where increased durability and performance under stress are desired.

What is included in this set?

This product includes a set of four connecting rod bearings. This is the correct quantity for a typical four-cylinder engine like the Duratec 2.0L found in the specified Ford and Mazda vehicles.

Specifications

Brand: King Engine Bearings
Part #: CR4515XP0.25
UPC: 611500541872

King Ford/Mazda Duratec 121ci 2.0L 16V (Size 0.25) Connecting Rod Bearings (Set of 4)

Name: King Ford/Mazda Duratec 121ci 2.0L 16V (Size 0.25) Connecting Rod Bearings (Set of 4)
Brand: King Engine Bearings
SKU: king-engine-bearings-king-ford-mazda-duratec-121ci-2-0l-16v-size-0-25-connecting-t14-364803
Price: 76.28 USD
Availability: BackOrder

$76.28

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Fits 2004-2016 Mazda 3. King Engine Bearings connecting rod bearing set (set of 4) for Duratec 2.0L engines. These are race bearings with a pMax Black trimetal design.

Key Features

Fits 2004-2016 Mazda 3, 2005-2014 Ford Focus, 2010-2013 Ford Transit Connect, and 2006-2013 Mazda MX-5 Miata.
Set of 4 connecting rod bearings for the Duratec 121ci 2.0L 16V engine.
These bearings are 0.25mm undersize, intended for use with a machined crankshaft.
Features a race-oriented trimetal pMax Black construction for improved load handling.
King Engine Bearings is a well-known name in performance engine components.

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Will this fit your vehicle?

About this part

Product Details

If you're rebuilding the engine in your 2004-2016 Mazda 3, or a compatible Ford Focus or Transit Connect, these King Engine Bearings connecting rod bearings are a solid choice. They are specifically made for the Duratec 121ci 2.0L 16V engine and come as a set of four, ready to be installed on your connecting rods.

These are the CR4515XP0.25 model, which means they are 0.25mm undersize, designed for crankshafts that have been machined to that specific size. They feature a race-oriented, trimetal pMax Black construction. This design is known for its strength and ability to handle higher loads, making them a good option if you're looking for improved durability in your engine build.