King Engine Bearings MB 562AM 020 AM-Series Main Bearing Set

The King Engine Bearings MB 562AM 020 is an OE-replacement main bearing set engineered for Fiat 131 and 132 series engines. Part of King's AM-Series lineup, this set delivers reliable performance for passenger car engines operating under low to medium load conditions.

Key Features:

• AM-Series Bi-Metal Construction: Built with King's standard aluminum-based material (equivalent to SAE-783), the softest bi-metal in King's bearing range — ideal for OE replacement applications
• Lead-Free Material: 100% lead-free aluminum alloy construction for environmental safety and user protection
• Superior Embeddability: Provides greater macro-particle tolerance, helping to reduce scratching of crank journals and protect bearing surfaces during break-in and normal operation
• Bull's Eye Tolerance™ Technology: King's proprietary manufacturing process combines precision machining, overplating, and computerized wall thickness monitoring for exceptional dimensional accuracy (±0.0001 in.)
• Undersize: 0.020 in. crankshaft undersize for use with reground crankshafts
• Set Includes: 5 pairs of main bearing shells (upper and lower)
• OEM Cross-References: Replaces OE part numbers 1901071, 5882226, 36677-1820, 36678-1820, 77772620

The King AM-Series is the preferred choice for OE-spec engine rebuilds where reliability and long service life are the priority. These bearings are manufactured to exacting tolerances, ensuring proper oil clearance and a precise fit for a successful engine rebuild.