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King XP-Series Coated Main Bearings MB 557XPC STDX
Part Number: KGB-MB557XPCSTDX
King XP-Series Coated Main Bearings
Main Bearings, King XP-Series Coated Main Bearings, Stock Size, Tri-Metal, Chevy, Sold as a Set of 5
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Estimated Ship Date: May 20, 2026 Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
MB 557XPC STDX
Part Type:
Product Line:
Summit Racing Part Number:
KGB-MB557XPCSTDX
UPC:
611500602177
Bearing Usage:
Performance
Engine Crankshaft Undersize (in.):
Stock
Engine Crankshaft Undersize (mm):
Stock
Grooved Bearing:
Yes
Groove Location:
Upper
Groove Style:
1/2
Thrust Bearing Oversize:
Stock
Bearing Material:
Tri-metal copper-lead nickel
Quantity:
Sold as a set of 5.
Notes:
Oil clearance increased 0.001 in..
King XP-Series Coated Main Bearings
Give your engine the winning edge with King XP-Series coated main bearings. Built off the revolutionary XP-Series tri-metal construction, King's factory-applied pMaxKote™ nano-composite coating takes protection to the next level without adding any additional thickness! Order the replacement main bearings designed for fitment with your engine.
pMaxKote™ provides:
* Superior seizure resistance
* Superior cavitation resistance
* Superior wear resistance
* Superior protection against oil starvation
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