8mm Primer Bulb Hand Fuel Pump for Marine Boat Car and Motorcycle Five Sixteenth Inch Black Rubber Fuel Line Transfer Vacuum Primer Bulb for Gasoline Petrol and Diesel Durable and Leak Proof

8mm Primer Bulb Hand Fuel Pump for Marine, Car & Motorcycle
✔️ 8mm interface; 5.77 x 1.71 in; rubber and aluminum alloy, leak-proof

This handheld primer bulb is a manual fuel pump designed to transfer fuel from a tank to a vehicle's engine. It's commonly used on boats, motorcycles, cars, trucks, and other equipment with low-pressure fuel systems. Built from durable rubber and aluminum alloy for wear resistance and leak-proof operation.

✅ 8mm interface diameter (0.31 in) fits standard fuel lines
✅ Dimension: 5.77 x 1.71 in (L x W)
✅ Made from rubber and aluminum alloy for wear resistance and leak-proof use
✅ One-way flow bulb design for quick fuel transfer
✅ Suitable for gasoline, petrol and diesel engines and low-pressure fuel systems

💡 What is a hand primer bulb used for in marine and automotive fuel systems? This handy tool helps push fuel toward carburetors or injectors to prime the line and start engines quickly. - Priming fuel lines for carbureted or low-pressure systems - Handy for priming in boats, motorcycles, cars, trucks - Supports 8mm (5/16 in) fuel line with leak-proof rubber/aluminum body