SKU: TOTCR6490-35
MPN: CR6490 35
The TOTAL SEAL Piston Ring Set 4.350 Classic 1/16 1/16 3/16 (SKU TOTCR6490-35) is a file-fit ring kit engineered for classic race engine builds requiring precision bore fit and optimized combustion sealing. This complete piston ring set delivers the controlled ring gap and blow-by management that separates competitive engines from street applications, making it the choice for builders who demand verified performance in high-rpm environments.
Designed for 4.350-inch bore engines with 8-cylinder configuration, this kit features dual 1/16-inch compression rings and a 3/16-inch oil control ring in ductile iron construction with plasma moly coating. The plasma moly surface treatment provides superior scuff resistance and ring-to-wall stability under sustained high-load conditions, critical for maintaining consistent blow-by rates across fuel and ignition variations. File-fit design means each ring requires precision hand-fitting to the specific piston and cylinder bore—standard procedure in race engine assembly that ensures repeatable clearance and optimal sealing across the entire rpm band. Standard tension specification balances ring loading to minimize parasitic drag while maintaining seal integrity.
This ring set is purpose-built for classic race engine applications where bore size and compression ratio demand precision components. Builders working on period-correct or vintage racing platforms requiring exact 4.350-inch bore specifications will find this kit essential for reliable top-end sealing. The file-fit requirement reflects professional-level engine work rather than bolt-on convenience—expect to measure bore and ring dimensions precisely before installation.
TOTAL SEAL's plasma moly piston rings are recognized in circle-track and vintage racing communities for consistent performance across multiple seasons. The 4.350-inch bore size falls within classic big-block dimensions, positioning this kit for engines spanning from street-strip applications to dedicated race platforms. Serious engine builders specify TOTAL SEAL rings when bore diameter and compression requirements demand predictable, documented performance rather than generic alternatives.
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