ACL Bearings 6B1358P-30 Connecting Rod Bearing Set .030" Undersize Chevy GMC 4.3L V6

The ACL Bearings 6B1358P-30 Connecting Rod Bearing Set is a precision-engineered tri-metal bearing solution designed for Chevrolet and GMC 4.3L (262 cubic inch) V6 engines. This set features a .030" undersize specification, making it ideal for reground or machined crankshafts that require reduced bearing clearances during engine rebuilds.

P-Series Construction Features:

• Steel-backed bearing shells for maximum strength and dimensional stability
• Intermediate layer of copper-lead alloy for excellent load-carrying capacity
• Electroplated lead-tin-copper overlay for superior wear resistance and embedability
• Tri-metal construction provides optimal balance of durability and conformability
• Precision-manufactured to tight tolerances for consistent bearing clearances

Application Specifications:

• Compatible with Chevrolet/GMC 4.3L V6 (262 CID) engines from 1985-2013
• .030" undersize (0.76mm) for crankshafts machined .030" under standard journal diameter
• Complete set includes bearings for all connecting rods (6 rods)
• Designed for even-fire V6 configurations

ACL's P-Series bearings are engineered to meet OE specifications while providing enhanced durability for rebuilt engines. The steel backing ensures proper heat transfer and prevents bearing spin, while the tri-metal construction offers excellent protection against wear and fatigue. Ideal for street performance, marine, and light-duty applications where reliable engine bearing performance is critical.