The Enginetech M42558-STD Engine Premium Piston Ring Complete Set is designed to deliver reliable performance and precise fitment for your engine rebuild. Crafted by a family-owned company since 1982, Enginetech specializes in high-quality engine components engineered specifically for professional engine builders and enthusiasts alike. This complete piston ring set includes all the essential rings needed to restore compression and oil control, ensuring your engine operates efficiently and smoothly. Each ring is manufactured with strict adherence to SAE guidelines, guaranteeing consistent end gaps and optimal sealing properties for both domestic and import engines. The set features top compression rings and second compression rings with a thickness of 5/64 inches, along with oil rings measuring 3/16 inches, providing a balanced combination of durability and performance. The outside diameter of these rings is precisely 4.250 inches, making them suitable for a variety of engine configurations. Enginetech's commitment to quality ensures that every part is engineered for maximum longevity and compatibility, making this set an ideal choice for rebuilds requiring dependable piston rings. Whether you're restoring an older engine or building a new one from scratch, this complete set offers the perfect solution for achieving optimal compression, oil control, and overall engine efficiency.

Features:

• Consistent end gaps following SAE guidelines for reliable sealing

• Top compression ring thickness: 5/64 inch for durability and performance

• Second compression ring thickness: 5/64 inch for effective sealing

• Oil ring thickness: 3/16 inch for optimal oil control

• Ring outside diameter: 4.250 inches to fit a variety of engine models