ACL Bearings 6B1358A-40 Connecting Rod Bearing Set Oversize Chevy - 040 4.3L V6

The ACL Bearings 6B1358A-40 is a high-performance connecting rod bearing set designed for Chevrolet 4.3L (262 cubic inch) V6 engines. This set features .040" oversize bearings for use with reground crankshafts or where additional clearance adjustment is required during engine rebuilding.

Race Series Performance Features:

• Tri-metal construction with lead, tin, copper, and nickel alloy for superior strength and seizure resistance
• High-strength overlay plate with reduced thickness for improved fatigue properties
• Hardened steel backing on all rod bearings to improve support and assist with bearing retention in the housing
• Elimination of flash plating on bearing backs to improve heat transfer and maximize grip between bearing and housing
• Increased eccentricity to compensate for bore distortion at high RPM and assist in forming hydrodynamic oil films
• Tight, consistent wall tolerances to help maintain proper clearances

ACL Race Series bearings are engineered with state-of-the-art metallurgy and precision manufacturing processes, providing the durability and performance demanded by high-performance street engines, racing applications, and engine rebuilds. This bearing set is suitable for Chevrolet and GMC vehicles equipped with 4.3L V6 engines from 1985-2007 model years.