ACL Bearings 5M1746P-30 Performance Main Bearing Set Undersize - 0.30mm

The ACL Bearings 5M1746P-30 is a high-performance main bearing set engineered with 0.30mm undersize dimensions for precision engine builds and crankshaft machining applications. This Race Series bearing set features ACL's advanced trimetal construction, combining superior materials for enhanced strength and fatigue resistance under demanding conditions.

Key Features:

• Trimetal construction for exceptional durability and load-bearing capacity
• Hardened steel backing provides improved support and retention
• Increased crush factor ensures stable bearing retention during operation
• Optimized heat transfer design for improved thermal management
• Enlarged ID chamfers accommodate performance crankshaft fillet radii
• Engineered for high-RPM and high-load racing applications

ACL Bearings has been manufacturing precision engine bearings for over 70 years, with ISO-certified processes and proven performance in professional motorsports including NASCAR, NHRA, drift racing, and international competition. Their Race Series bearings are trusted by engine builders worldwide for reliability in extreme operating conditions.