JE Pistons Ring Sets .043 AH Top Ring / .043 AH Ring 2 / 3.0mm Oil Ring / 4.130 Bore

When you're rebuilding the top end of your engine, getting the piston rings seated and sealed properly is crucial for performance and longevity. This JE Pistons ring set is built for 8-cylinder applications, specifically designed to maximize horsepower by ensuring a tight seal against the cylinder wall. This helps keep combustion pressure where it belongs, inside the cylinder, for better power delivery.

This set features a .043 inch thick plasma moly top ring, known for its durability and ability to handle high combustion temperatures. The second ring is a .043 inch ductile iron phosphate, which helps control oil and further aids in sealing. The oil ring is a 3.0mm carbon steel chrome standard tension ring, designed to manage oil efficiently and prevent blow-by. These rings are file-fit, meaning you'll need to gap them to your specific engine's needs during installation, a common practice for performance builds to achieve optimal seal.

JE Pistons is a well-known name in performance engine building, and the same ring technology used by top racing teams is available here. While these are designed for performance, they are a well-built option for any engine rebuild where precise sealing is a priority. Please note that this part is not CARB approved and cannot be shipped to California.