Piston Ring Set 4.130 Bore .043 .043 3mm

The Piston Ring Set 4.130 Bore .043 .043 3mm from JE Pistons is a precision-engineered component designed for high-performance and race engine builds where bore diameter and ring gap tolerances are critical to reliability and power delivery. This ring set is specifically engineered for engines with a 4.130-inch bore, making it ideal for small-block and mid-size builds that require exact specifications for optimal performance.

This piston ring set features a .043-inch top ring and .043-inch second ring configuration, along with a 3mm oil control ring—a proven geometry that balances combustion sealing performance with oil consumption control. JE Pistons manufactures these rings using premium cast iron and advanced metallurgy to withstand high cylinder pressures, rapid temperature cycling, and sustained RPM loads without gapping or losing tension.

Engine builders and mechanics rely on JE Pistons ring sets when assembling performance and race engines, ensuring proper compression sealing and blow-by control under demanding conditions. This product is particularly beneficial for those building street machines, track cars, or competition engines where performance is paramount.