QuickSilver 30635Q3 1 Check Unit Assembly 1 Connector and 1 Hose Clamp Cast aluminum, twist lock style fuel connector for vintage Mercury and Mariner outboards Threaded fuel line end fitting screws into connector Replace older fuel lines and primer bulbs when you replace your connector Produced by Mercury Marine to our stringent original equipment manufacturer specifications to maximize the performance of your Mercury and Mariner outboard or MerCruiser stern drive