Contact / Points Breaker Oil Seal for use on BSA models: Bantam D10 3 Speed (1967-68) & D10/D14 4 speed (1968-71).O.E.M: 86-8769Contact Breaker Oil Seal: 86-8769. OS 40 / 26187SKU: 86-8769£3.25PriceQuantity*Add to Cart