YANMAR – N21 – BY-PASS VALVE – 146603-49281MAKE: YANMARTYPE: N21, 6N21, 8N21PART NAME: BY-PASS VALVE PART NUMBER: 146603-49281Other Spares: Cylinder liner, Piston, Connecting rods, Fuel pumps, CR BEARINGS, MAIN BEARINGS etc.We at ABABIL MARINE can Provide New Overhauling spares for YANMAR Engines, N21, N18, N260, N330, N280, S165L, S185L, HAL, AYM, EY22, EY18, EY26, EY18.