Perfect Circle CB1798H1 H-Series Connecting Rod Bearing 0.001" Undersize Small Block Chevy

The Perfect Circle CB1798H1 is a high-performance H-Series connecting rod bearing designed for Small Block Chevrolet engines. This precision-engineered bearing features a 0.001 inch undersize specification, making it ideal for engines with slightly undersized crankshaft journals or performance rebuilds requiring precise clearances.

H-Series Performance Features:

• Medium level of eccentricity for improved oil distribution and reduced wear
• High crush design ensures secure retention in the connecting rod bore
• Hardened steel backing provides exceptional strength and durability
• Thin overlay construction for superior conformability and embedability
• Manufactured without flash plating for better seating and faster break-in
• Optimized for medium to high RPM applications
• Compatible with crankshafts featuring oversize fillets

Perfect Circle H-Series bearings are trusted by engine builders and performance enthusiasts for their precision fit, reliability, and durability in both street performance and racing applications. Sold individually to allow for selective bearing replacement during engine assembly.