King Engine Bearings MB5179AM0.75 Main Bearing Set Opel Oversized - C20XE X18XE X22XE 0.75mm

The King Engine Bearings MB5179AM0.75 is an OE-replacement bi-metal main bearing set designed for Opel C20XE, X18XE, and X22XE engines. This set is sized at +0.75mm oversize, making it suitable for use with reground or worn crankshafts that have been machined to the corresponding undersize journal diameter.

Material & Construction:

• Bi-Metal Aluminum (AM Series) — King's standard aluminum-based bearing material, equivalent to SAE-783
• Softest bi-metal construction in King's bearing range, engineered for smooth embedability and conformability
• Well-suited for passenger car engines operating under low to medium load conditions
• Lead-free bearing material for environmentally conscious engine builds

Specifications:

• Part Number: MB5179AM0.75
• Size: +0.75mm Oversize
• Housing Bore: 59.792–62.014mm
• Bearing Length: 25.91mm
• Maximum Thickness: 1.991mm
• Crankshaft Journal Diameter: 57.983–57.996mm (STD reference)

About King Engine Bearings:

King Engine Bearings has specialized exclusively in engine bearings since 1960, supplying products for automotive, light and heavy-duty truck, marine, aviation, and standby power applications. Every bearing is manufactured under one roof and must pass multiple rigorous quality control checkpoints before reaching the customer.