Perfect Circle CB1398HX Connecting Rod Bearing Standard Size

The Perfect Circle CB1398HX is a high-performance connecting rod bearing designed for Chevrolet and Buick V6 engines. This H-Series bearing features advanced tri-metal construction with a hardened steel backing, copper-lead intermediate layer, and thin lead-tin-copper overlay for superior durability and performance.

Key Features:

• H-Series design with medium eccentricity and high crush for optimal fit
• Hardened steel back with thin overlay for enhanced strength
• Manufactured without flash plating for better seating and initial break-in
• Tri-metal construction provides up to 40% better seizure resistance
• Superior load capacity and embedability for harsh operating conditions
• Standard bearing size for stock crankshaft journals

Perfect Circle bearings, now part of the MAHLE family, are engineered to meet or exceed OEM specifications. These H-Series performance bearings are ideal for engine rebuilds, performance applications, and engines with oversize crankshaft fillets. Sold as a connecting rod bearing pair.