SKU: TOTCR7590-65
MPN: CR7590 65
The Total Seal Piston Ring Set 4.100 Classic 1/16 1/16 3/16 is a precision-engineered component designed for high-performance engine builds that demand superior ring sealing and durability. Built for 8-cylinder applications with a 4.100-inch bore diameter, this classic race piston ring kit delivers the compression control and blowby reduction required in serious racing and performance engine contexts where every mechanical advantage matters.
This piston ring set features a 1/16 x 1/16 x 3/16-inch ring thickness configuration with file-fit design, allowing custom fitting during engine assembly for optimal ring gap clearances. Manufactured from ductile iron with plasma moly coating, the rings provide enhanced wear resistance and reduced friction compared to standard iron rings. The standard tension specification maintains consistent radial force against cylinder walls across the engine's operating range. Plasma moly surface treatment improves boundary lubrication and extends ring life in demanding high-RPM conditions where oil film thickness is critical.
Total Seal piston rings are preferred by engine builders and race teams who prioritize precise compression sealing and minimal oil consumption. The classic race profile suits traditional engine architectures and carbureted applications, while the file-fit design enables builders to achieve exact ring gap clearances for their specific bore preparation and anticipated operating temperatures. This kit is essential for full engine rebuilds, performance restorations, and competitive racing engines where original equipment rings are either unavailable or inadequate for modified power levels.
Piston ring selection is critical to engine performance, longevity, and oil control. The Total Seal CR7590 65 configuration is engineered for applications requiring precision gas sealing and reliable performance across extended use. Proper installation, honing procedures, and ring gap measurement are essential for optimal results—consult your engine builder or Total Seal technical documentation for specific fitment guidance on your application.
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