Mahle Original/Clevite CB743HN21 Connecting Rod Bearing for Big Block Chevy, 0.021 Inch Undersize

The Mahle Original/Clevite CB743HN21 connecting rod bearing is designed for use in Big Block Chevrolet engines, providing reliable performance and precise fitment. This bearing features a 0.021 inch undersize, suitable for engine rebuilds and repairs requiring a slight reduction in bearing size to ensure proper clearance and optimal engine operation. Crafted from durable materials, it offers excellent wear resistance and long-lasting performance under demanding conditions. The narrow design helps improve oil clearance and reduces friction, contributing to engine efficiency and longevity. Each bearing is engineered to meet or exceed OEM specifications, ensuring compatibility and dependable performance in your engine rebuild or repair project.

Features:

• Designed for Big Block Chevy engines

• Undersize: 0.021 inch for precise engine clearance

• Narrowed bearing for improved oil clearance

• Durable construction for long-lasting wear resistance

• Engineered to meet OEM specifications for reliable fit