ACL Bearings 4B1276P-30 Performance Connecting Rod Bearing Set Oversize - 0.030

The ACL Bearings 4B1276P-30 is a high-quality connecting rod bearing set designed for precision engine rebuilds requiring +0.030" oversize bearings. ACL Bearings is recognized throughout the automotive industry for producing reliable replacement bearings that meet or exceed OEM specifications.

Key Features:

• +0.030" oversize for machined crankshaft journals
• Precision-manufactured to tight tolerances for consistent wall thickness and proper crush
• High-strength tri-metal copper-lead construction for durability
• Advanced metallurgy provides excellent wear resistance and heat dissipation
• Designed for reliable performance in both street and performance applications
• Complete connecting rod bearing set for proper engine assembly

ACL's aluminum-based bearing technology offers the ideal physical and metallurgical properties required for modern engines. These bearings feature improved heat conduction, optimized oil distribution, and materials engineered to provide long-lasting performance. The oversize designation makes these bearings suitable for crankshafts that have been machined to restore proper journal dimensions during professional engine rebuilding.