Clevite MS-1038A-30 Engine Crankshaft Main Bearing Set

The Clevite MS-1038A-30 is a high-performance engine crankshaft main bearing set engineered for durability and long-lasting reliability. This complete bearing set is designed to provide precise fitment and optimal oil clearances for proper crankshaft support and rotation.

Advanced Bi-Metal Construction:

• Features 100% lead-free aluminum silicon bi-metal construction for environmental compliance and superior performance
• Engineered with 60% more silicon content than comparable competitive bearings for enhanced wear characteristics
• Superior journal surface conditioning properties reduce break-in time and improve long-term wear resistance
• Exceptional seizure resistance protects against bearing failure under extreme operating conditions
• Aluminum backing provides excellent heat dissipation and dimensional stability

Performance Benefits:

• Enhanced fatigue strength for reliability in high-stress applications
• Improved embedability helps trap contaminants and prevent scoring
• Consistent wall thickness ensures uniform load distribution across the bearing surface
• Precision manufacturing delivers tight tolerances for optimal engine performance

Clevite engine bearings continue the brand's tradition of delivering OE-quality replacement components trusted by professional engine builders and technicians. This main bearing set provides the durability and dependability required for both stock rebuilds and performance applications.