The Universal Gen III Primer Bulb from T-H Marine is here to ensure a smooth and efficient fuel system operation for your marine adventures. Designed with reliability and convenience in mind, this primer bulb is a must-have for every boating enthusiast. Featuring a universal design, this primer bulb is compatible with a wide range of outboard engines, making it a versatile solution for boat owners. Whether you have a Mercury, Yamaha, Evinrude, or other popular brand, this primer bulb is ready to deliver optimal fuel flow and performance.