Keep your Harley running smoothly with this compatible replacement breather bolt O-ring. Designed as a direct replacement for part #50-8130, this O-ring fits Harley motorcycles manufactured between 1955 and 2006. The precision-engineered seal helps maintain proper crankcase pressure and prevents oil leaks around the breather bolt assembly. Easy to install during routine maintenance, this durable O-ring restores the factory seal to keep dirt and debris out of your engine while allowing it to breathe properly. This replacement part is designed to match the specifications of the original equipment, ensuring a perfect fit for your classic or modern Harley. Add this essential component to your motorcycle maintenance supplies to have on hand when you need it.