King Engine Bearings MB5534SI040 Main Bearing Set Chrysler Oversize - 318 5.2L 040

The King Engine Bearings MB5534SI040 is a complete crankshaft main bearing set engineered for Chrysler 318 5.2L engines. This set is manufactured in a 0.040" oversize specification, designed for use on reground or undersized crankshafts to restore proper bearing clearances and oil film thickness.

King's bimetal aluminum-silicon construction delivers excellent load capacity, corrosion resistance, and embeddability—making it a trusted choice for engine builders performing professional rebuilds. The aluminum-silicon alloy layer provides superior fatigue strength compared to standard bimetal bearings, helping the engine handle the demands of daily driving and extended service life.

Key Features:

• Bimetal construction with aluminum-silicon (AlSi) alloy bearing surface
• 0.040" oversize for use with reground crankshafts
• Full main bearing set for Chrysler 318 5.2L engines
• Excellent fatigue strength, embeddability, and corrosion resistance
• Precision-manufactured to tight tolerances for consistent oil clearance
• Steel-backed for dimensional stability and positive housing bore fit

King Engine Bearings is an ISO-certified manufacturer with decades of experience producing OEM and performance engine bearings. The MB5534SI040 is an ideal choice for engine rebuilders restoring Chrysler LA-series 318 5.2L engines to factory or better specifications.