Piston Ring Set 4.380 1/16 1/16 3/16

The Hastings Piston Ring Set 4.380 1/16 1/16 3/16 is designed for builders and mechanics engaged in serious engine performance work or restoration projects. This premium piston ring set is essential for ensuring optimal compression control and blow-by management in engines with a 4.380-inch bore diameter.

Engineered with precision, this ring set features a 1/16-inch compression ring, a 1/16-inch second ring, and a 3/16-inch oil control ring. The compression rings effectively seal combustion pressure while maintaining contact with the cylinder wall, and the oil ring efficiently scrapes excess lubricant back to the oil pan. Hastings adheres to strict metallurgical standards to ensure consistent performance and minimal wear.

Ideal for engine builders, performance shops, and DIY mechanics, this piston ring set is compatible with various small-block and mid-block applications. Its specific design allows for proper thermal expansion and a tight seal, which is crucial for maximizing horsepower and fuel efficiency across all RPM ranges.