Maintain your boat's outboard engine with the Marine Raider Generation III 5/16â Primer Bulb. Made for compatibility with 0.31-inch fuel lines for all outboard engines, this primer bulb is designed with Double Valve Speed Prime technology to help ensure fuel is reaching your outboard motor efficiently. Marine Raider Generation III 5/16â Primer Bulb Black - Motor And Fuel Acces at Academy Sports
