Description
Piston ring selection directly impacts compression, blow-by control, and power output—especially in high-performance and racing applications where tolerances matter. Total Seal’s Classic Race rings are engineered for demanding conditions, delivering consistent sealing and durability across extended engine cycles. The file-fit design allows precise ring gap tuning for your specific build, ensuring optimal performance whether you’re competing or pushing limits on the street.
- 4.165 in bore diameter
- Classic Race profile
- File fit construction
- 1/16 x 1/16 x 3/16 in thickness
- Standard tension specs
- Ductile iron material
- 8-cylinder kit
- MPN: CR0690 45






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