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The HASTINGS 7003030 piston ring set is designed to deliver optimal sealing and oil control for high-performance engines. This comprehensive set includes top compression rings, second compression rings, and oil control rings, providing a complete solution for piston assembly. The top compression ring is torsional, which enhances gas side sealing and promotes better oil control, contributing to improved engine efficiency and reduced emissions. It may feature a barrel or straight face, ensuring compatibility with various engine designs. The second compression ring is also torsional, with a twist design that creates an outer diameter bottom-side scraping edge. This feature helps wipe excess oil off the cylinder wall and directs it into the crankcase, minimizing oil consumption and preventing carbon buildup. The sharp edge contact during break-in accelerates seating and ensures reliable performance from the start. The oil control rings are a three-piece flex vent design, which allows for a smaller cross-sectional area of the rails. This design improves conformability to the bore, ensuring consistent pressure distribution through four steel rails and two expanders. As a result, oil control is more effective, maintaining proper lubrication and preventing oil blow-by. Crafted in the USA, this set comes with enough rings for two pistons, with two rings per groove and two rail rings per one expander ring. The HASTINGS 7003030 piston ring set is engineered for durability and precision, making it suitable for demanding engine applications where performance and longevity are essential.
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