SKU: TOTCRG2012-45
MPN: CRG2012 45
The Piston Ring Set 4.165 Classic Gold 1.5 1.5 3.0mm is designed for builders and mechanics who require dependable ring seal performance in both high-performance and classic engine builds. This product is ideal for those restoring vintage engines or assembling modern stroker packages, where quality piston rings are essential for maintaining compression and controlling blow-by.
This ring set features a 4.165-inch bore specification and a three-ring configuration, consisting of a 1.5mm top ring, a 1.5mm second ring, and a 3.0mm oil ring. This design optimizes gas sealing, compression retention, and oil control across various RPM ranges. The staggered ring end-gap design further enhances performance by reducing combustion gas blow-by and improving oil retention.
Engine builders and technicians will find this ring set particularly beneficial when rebuilding four-cylinder or small-displacement six-cylinder engines, commonly found in classic muscle cars, street rods, and vintage import platforms. Proper installation is crucial for achieving optimal performance and longevity in these applications.
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