231193 Moly Piston Rings Set 3 3 16 030

These Hastings piston rings are manufactured by the original equipment supplier to Harley-Davidson, ensuring exact tolerances for engine rebuilds. Each ring face is pre-lapped to facilitate a faster seating process against the cylinder walls. The design features the exclusive Flex-Vent oil control ring, which provides uniform pressure and superior drainage compared to standard designs, significantly improving oil management. This specific set is sold as a set for two pistons, providing a complete solution for a standard V-twin top-end overhaul. Hastings remains a trusted choice for maintaining factory-level performance and oil control in various Harley-Davidson powerplants.