Description

Keep your marine engine priming reliably with this 5/16″ Hose Barb Primer Bulb — a direct-replacement fuel priming bulb designed for use on outboard and inboard marine engines. The primer bulb is used to manually prime the fuel line before starting, ensuring fuel reaches the carburetor or fuel injection system without cranking the engine dry.

Features

• 5/16″ (8 mm) hose barb fittings on both ends for a secure, leak-free connection
• Durable rubber construction resistant to gasoline and ethanol-blended fuels
• One-way check valves maintain fuel flow direction and prevent backflow
• Squeeze-and-release bulb design for fast, easy manual priming
• Compatible with standard marine fuel line assemblies

Specifications

• SKU: SCE-07494
• Hose Barb Size: 5/16″ (8 mm)
• Material: Fuel-resistant rubber with plastic barb fittings
• Application: Outboard and inboard marine engines
• Fuel Compatibility: Gasoline, ethanol-blended fuels (E10)

Compatibility

Suitable for most outboard and inboard marine engines using 5/16″ fuel line. Verify your existing hose inner diameter before ordering. Replaces OEM part 034690 and equivalent aftermarket primer bulbs.

Always inspect your fuel system components regularly and replace any cracked, hardened, or leaking primer bulbs immediately to prevent fuel system hazards.