Perfect Circle CB745HXN H-Series Connecting Rod Bearing Set 2.0 Inch Journal

The Perfect Circle CB745HXN is a high-performance H-Series connecting rod bearing designed for demanding racing and competition applications. Manufactured by MAHLE Clevite, this bearing features an advanced design with 0.001 inch extra oil clearance for enhanced lubrication under extreme conditions.

Key Features:

• H-Series performance bearing with medium eccentricity and high crush factor
• Hardened steel backing for superior strength and durability
• Thin overlay construction for better conformability
• 0.001 inch extra clearance (XN designation) for high-performance applications
• Enlarged chamfers provide greater crankshaft fillet clearance
• Flash-free design ensures proper seating and bedding
• 2.0 inch journal size for small block applications
• Standard size shaft compatibility

Originally developed for NASCAR racing, these H-Series bearings are ideal for high-RPM competition engines and applications where crankshafts have oversized fillets. The extra clearance design makes them particularly suitable for performance builds running medium to high RPM ranges.