OE-Replacement Main Bearings For Ford 2.0L 2.3L Mazdaspeed, L3 DISI MZR - MB5442SI
PartNo
MB5442SI
In stock
High-quality OE-replacement main bearings for Ford EcoBoost 2.0L and 2.3L engines, as well as the Mazdaspeed 3 2.3L turbo engine. Designed for vehicles like the Mazdaspeed 3 and Ford Focus ST, SI series main bearings provide reliable durability and precise fitment for everyday driving. Built to meet or exceed factory specifications, they offer dependable performance for stock and lightly modified engines.
King Bearings' bi-metal SI material blends Aluminum with 2.5-3% Silicon, providing strength. Ideal for medium-load engines, particularly engines using nodular cast iron crankshafts. It excels as a Lead-free OE replacement Bearing.
Commonly use for
medium-load engines particularly ones using nodular cast iron crankshafts
| Crankshaft Dim. | Housing Dim. | Length | Thickness |
|---|---|---|---|
| 52.00 / 51.98 mm 2.0472 / 2.0464 inch |
57.04 / 57.02 mm 2.2455 / 2.2448 inch |
Positions 1,2,4,5: 19.1 mm 0.752 inch Position 3: 25.8 mm 1.018 inch |
2.504 mm 0.0986 inch |
Main Bearing Set For FORD/MAZDA L3, L3-VDT MZR - MB5442SI
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Performance features
Material features
Tech Features
Aluminum Based
Bi Metal Aluminum material
Lead free Aluminum based material used for low to heavy load engines
Lead free
Environmentally safe composite
A lead-free bearing material prioritizes environmental sustainability and safety, utilizing alternative compounds to achieve optimal performance in diverse applications.
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