King Engine Bearings GM Vortex Gen III/IV LS-Series Main Bearing Set kingMB5877SI010

King Engine Bearings GM Vortex / Gen III IV LS-Series Main Bearing Set

The King Engine Bearings GM Vortex Gen III/IV LS-Series Main Bearing Set is designed for automotive engine rebuilds and performance applications requiring dependable crankshaft support. Part number kingMB5877SI010 is engineered for compatible GM LS-family engines and features a 0.010-inch undersize specification for use with a properly machined crankshaft.

Manufactured with King Engine Bearings’ precision-focused bearing technology, this main bearing set supports consistent oil control, reliable load distribution, and smooth crankshaft operation. The bearing construction is intended to help maintain stable clearances and reduce friction in demanding street, race, and replacement-engine environments. Proper crankshaft measurement, housing inspection, and installation procedures are essential for achieving the intended fit and performance.

What's Included: One King Engine Bearings GM Vortex Gen III/IV LS-Series main bearing set. Verify engine casting, crankshaft journal size, bearing clearance, and application details before installation. This is an automotive part and is not identified as emissions-certified or carburetor-approved.

Fitment: Designed for compatible GM Vortex and Gen III/IV LS-Series engine applications. Confirm exact engine year, displacement, crankshaft journal dimensions, and required undersize specification before ordering.

Features:

• Application: Designed for compatible GM Vortex and Gen III/IV LS-Series automotive engines.
• Bearing Type: Main bearing set engineered to support crankshaft rotation and load distribution.
• Undersize Specification: 0.010-inch undersize configuration for use with a correctly machined crankshaft.
• Performance Benefit: Helps promote consistent oil control, stable bearing clearance, and dependable engine operation.

Air Freight Prohibited: false
Not Carb Approved: false
Carb Acknowledgement Required: false
Ltl Freight Required: false
Prop 65: Unknown
Part Type: automotive
Epa: N/A
Regular Stock: t
Units Per Sku: 1
Clearance Item: t