King Engine Bearings MB5881SI020 SI-Series Main Bearing Set Ford Godzilla Undersize - 7.3L 0.020

The King Engine Bearings MB5881SI020 is a precision-engineered main bearing set designed specifically for the Ford 7.3L "Godzilla" V8 engine. This SI-Series bearing set features a 0.020 inch (.020") crankshaft undersize specification, providing a reliable solution for engine rebuilds with machined crankshafts.

Key Features:

• SI-Series bi-metal construction with silicon aluminum alloy bearing material
• Precision-manufactured to King's exacting tolerances for optimal performance
• 0.020" undersize design for use with machined crankshafts
• Engineered specifically for Ford 7.3L Godzilla pushrod V8 engines
• Complete main bearing set for comprehensive engine rebuild coverage
• Manufactured with King's proprietary processes ensuring consistent quality

King Engine Bearings has specialized exclusively in engine bearing manufacturing since 1960, allowing them to maintain industry-leading quality standards. Every King bearing undergoes rigorous quality control checkpoints throughout production, with wall thickness tolerances held to an impressive +/- 0.0001 inch. The SI-Series bearings utilize King's advanced bi-metal construction, combining a steel backing with a silicon aluminum alloy surface layer optimized for durability and embedability in street and performance applications.

This bearing set is compatible with Ford 7.3L Godzilla engines found in 2020-newer Ford Super Duty trucks (F-250, F-350, F-450, F-600), E-Series commercial vans, and Ford Performance crate engine applications.