MAHLE ORIGINAL/CLEVITE MS1266HGX MAHLE Original/Clevite MS1266HGX Main Bearing Set for Small Block Mopar 360

The MAHLE Original/Clevite MS1266HGX Main Bearing Set is designed for Small Block Mopar 360 engines requiring standard main bearing sizing with extra oil clearance. Part of the HG-Series, this bearing set supports dependable crankshaft operation and is suited for performance-oriented engine builds, rebuilds, and replacement applications where proper lubrication and durable bearing construction are essential.
The extra oil clearance design helps accommodate increased oil flow requirements often found in high-performance or competition-focused engines. Each bearing is manufactured to provide consistent fit, reliable load support, and smooth crankshaft movement when installed with the correct engine specifications. The standard sizing is intended for crankshafts that have not been machined undersize, making accurate measurement and verification essential before installation.
The MAHLE Original/Clevite MS1266HGX set is engineered for Small Block Mopar applications and provides a practical solution for maintaining proper main bearing function during engine service. Always confirm crankshaft journal measurements, bearing clearances, and application compatibility before assembly. Follow the engine manufacturer’s installation procedures and use the appropriate assembly lubricant and torque specifications to help achieve dependable results.

Features:

• Brand: MAHLE Original/Clevite

• Part Number: MS1266HGX

• Series: HG-Series

• Application: Small Block Mopar 360 engines

• Bearing Type: Main bearing set

• Sizing: Standard

• Oil Clearance: Extra oil clearance

• Use: Engine rebuild, replacement, and performance applications