Total Seal CR4301-45 Race Piston Rings, 4.125 Bore, 45 Over

Ductile moly top ring construction provides outstanding durability and wear resistance
Conventional gap design delivers dependable sealing and proven performance
Designed for 4.165" + .005" bore applications with a .043", 1/16", 3/16" ring configuration

$135.22

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$169.02

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Product Summary

4.170" Piston Ring Diameter, .043" Top Ring Thickness

Ductile moly top ring construction provides outstanding durability and wear resistance
Conventional gap design delivers dependable sealing and proven performance
Designed for 4.165" + .005" bore applications with a .043", 1/16", 3/16" ring configuration
Standard tension oil ring helps maintain effective oil control while minimizing friction
Built with race-proven Total Seal technology trusted by professional engine builders worldwide

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Key Specs

MFG. Part #	CR4301-45
Brand	Total Seal
Piston Ring Diameter	4.170"

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Total Seal CR4301-45 Details

The Total Seal Ductile Moly Conventional Gap Ring Set is engineered for performance engine builders seeking reliable sealing, durability, and consistent horsepower. Featuring a ductile iron moly-faced top ring, this ring set is designed to withstand demanding operating conditions while promoting excellent cylinder sealing and long service life. Total Seal utilizes the same advanced piston ring technology trusted by leading builders in professional motorsports, including Cup, NHRA, IRL, IHRA, and Formula 1 competition.

This ring set is configured for a 4.165" + .005" bore size and includes a .043", 1/16", 3/16" ring package with standard oil ring tension for 8-cylinder applications. The conventional gap design provides dependable performance and ease of installation, making it an excellent choice for street, hot rod, and racing engines. The moly-faced top ring helps reduce friction, improve wear characteristics, and support efficient combustion for enhanced overall engine performance.

Ductile moly top ring construction provides outstanding durability and wear resistance
Conventional gap design delivers dependable sealing and proven performance
Designed for 4.165" + .005" bore applications with a .043", 1/16", 3/16" ring configuration
Standard tension oil ring helps maintain effective oil control while minimizing friction
Built with race-proven Total Seal technology trusted by professional engine builders worldwide

CA WARNING:

Can expose you to lead, a carcinogen and reproductive toxicant. See www.P65Warnings.ca.gov

Total Seal CR4301-45 Specifications

KEY SPECS
MFG. Part #	CR4301-45
Brand	Total Seal
Piston Ring Diameter	4.170"

GENERAL
Piston Ring Design	Conventional
Top Ring Material	Plasma Moly Faced Ductile Iron
Top Ring Thickness	.043"
Second Ring Material	Cast Iron
Second Ring Thickness	1/16"
Oil Ring Thickness	3/16"
Oil Ring Tension	Standard Tension
Sold in Quantity	Kit

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