Main Bearing Set For CHEVROLET 151, 153 - MB5313SI

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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
58.40 / 58.38 mm
2.2993 / 2.2983 inch
Positions 1,2,3,4:
63.29 / 63.26 mm
2.4916 / 2.4906 inch

Position 5:
63.29 / 63.25 mm
2.4916 / 2.4900 inch
Positions 1,2,3,4:
20.5 mm
0.807 inch

Position 5:
25.7 mm
1.013 inch
2.426 mm
0.0955 inch
Flange Bearings are designed with additional .020" to thickness of the thrust, allowing to repair the crankshaft thrust surface by grinding
Main Bearing Set For CHEVROLET 151, 153 - MB5313SI
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Tech Features

Aluminum Based
aluminum base
Bi Metal Aluminum material

Lead free Aluminum based material used for low to heavy load engines

Lead free
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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