Main Bearing Set For Ford V8, 4.6L DOHC/SOHC 24V - MB5283XP

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As low as $115.11
King Bearings popular XP Series features the pMaxBlack™ overlay - producing superior load capacity. XP is a tri-metal Lead Bronze layered material, with a nano-scaled hardening process of Babbitt overlay that withstands 10,200 PSI load. Ideal for Circle Track, Drag Racing, off-shore, and other applications that utilize steel crankshafts.
Commonly use for most of the race applications including circle track, drag racing, off-shore, and other applications that utilize steel crankshafts
Crankshaft Dim. Housing Dim. Length Thickness
67.56 / 67.51 mm
2.6598 / 2.6578 inch
Positions 1,2,3,4,1,2,3,4,5,5:
72.42 / 72.40 mm
2.8512 / 2.8505 inch

Position 5:
21.62 / 72.40 mm
0.8512 / 2.8505 inch
Positions 1,2,3,4:
18.3 mm
0.721 inch

Positions 1,2,3,4,5:
19.2 mm
0.756 inch

Position 5:
0.1 mm
0.004 inch

Position 5:
22.7 mm
0.894 inch
Positions 1,2,3,4,1,2,3,4,5,5:
2.444 mm
0.0962 inch

Position 5:
0.000 mm
0.0000 inch
Main Bearing Set For FORD V8, 4.6L DOHC/SOHC 24V - MB5283XP
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Performance features

Material features

Tech Features

Copper Based
Copper Based
Tri-Metal Copper based material

Leaded or Lead Free tri layers bearings for low to heavy load engines.

Superior load capacity

Overlay features proprietary nano-scaled hardening process producing superior load capacity.

Greater load surface

A 90⁰ oil groove shape, keep oil flow intact, increases bearing load capacity by expanding the surface area.

Optimal crush height and heat transfer

An optimal crush height value obtained from an optimization process of each performance bearing crush height

Superior hydrodynamic lubrication

An optimized eccentricity value reached through elasto-hydrodynamic analysis and dynamic calculations.

Bulls Eye™
Bull's Eye Tolerance

Outperforms the industry’s wall thickness tolerance, ensuring the least thickness variation shell-to-shell.

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