Clevite CB1663HXC H-Series Connecting Rod Bearing Custom Application

The Clevite CB1663HXC is a high-performance H-Series connecting rod bearing designed for custom Chevy V8 racing applications. This specialized bearing features a unique configuration sized for use with Honda connecting rods (1.888" journal diameter) on small block Chevy crankshafts, making it ideal for hybrid engine builds and specialized racing applications.

H-Series Performance Features:

• Tri-metal construction with Babbitt outer layer and copper-lead alloy intermediate layer
• Hardened steel backing capable of carrying loads up to 12,000 PSI
• Medium level of eccentricity with high crush factor for superior retention
• Thin overlay design for improved conformability
• Enlarged chamfers for greater crankshaft fillet clearance
• Extra 0.001" oil clearance (X-Series designation) for polished or undersized journals
• No flash plating for better seating and break-in

Originally developed for NASCAR racing, Clevite H-Series bearings are suitable for all forms of high-performance and competition engines. These bearings are recommended for engines running in medium to high RPM ranges and with crankshafts featuring oversize fillets. The C suffix indicates coated bearing technology for enhanced durability and protection during extreme operating conditions.