Perfect Circle SH290S Camshaft Bearing Set Small Block Chevy

The Perfect Circle SH290S is a precision-engineered camshaft bearing set designed for Chevrolet Small Block V8 engines. This complete kit provides professional-grade components for engine rebuilds and performance applications.

Key Features:

• Steel-backed construction with tin or lead-based babbitt bearing material (nominal .020" thickness)
• Complete 5-piece bearing set for standard journal applications
• Designed for align-bored engines with specific housing bore dimensions
• Seamless construction eliminates bearing surface interruptions and simplifies installation
• Superior embed ability, conformability, and anti-seizure characteristics
• Finished to provide recommended clearance right from the box

Housing Bore Specifications:

• #1 Bearing: 2.1395" - 2.1405"
• #2 & #5 Bearings: 2.1295" - 2.1305"
• #3 & #4 Bearings: 2.1195" - 2.1205"

Perfect Circle camshaft bearings are manufactured to meet or exceed OEM specifications for strength and durability. The precision-machined design ensures optimal camshaft support and proper oil flow, reducing friction and extending engine component life. This bearing set is ideal for stock rebuilds, performance builds, and engine restoration projects.

Cross-Reference Part Numbers: CC400, 1235M, CS507BB, CH-8, 5C290S