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Fuel Line & Accessories – Marine & Outboard Fuel Systems

Premium Outboard Fuel Primer Bulb – 8mm (5/16")

SKU: SA-37264

$14.60
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The Relaxn 37264 Premium Fuel Primer Bulb is designed for compatible outboard fuel systems using 8mm internal diameter fuel hose. Featuring a UV-stabilised black rubber construction and a fuel flow rate exceeding 100 litres per hour, this compact primer bulb provides convenient manual fuel priming. Ideal for replacing worn, cracked or deteriorated primer bulbs, it helps maintain reliable fuel delivery to compatible petrol-powered outboard motors.

Key benefits

Key Benefits

  • - Premium-quality manual fuel primer bulb.
  • - Designed for 8mm (5/16") internal diameter fuel hose.
  • - UV-stabilised construction for marine use.
  • - Fuel flow rate exceeding 100 litres per hour.
  • - Compact size for convenient installation.
  • - One-way fuel priming operation.
  • - Suitable for compatible 2-stroke and 4-stroke petrol outboards.
  • - Ideal for replacing damaged or deteriorated primer bulbs.

Specifications & Dimensions

  • - Part Number: 37264
  • - Product Type: Premium fuel primer bulb
  • - Bulb Size: Small
  • - Colour: Black
  • - Compatible Hose Internal Diameter: 8mm (5/16")
  • - Hose Connection: Inline hose-tail fittings
  • - Fuel Flow Rate: More than 100 litres per hour
  • - Construction: UV-stabilised fuel-resistant material
  • - Operation: Manual squeeze primer
  • - Fuel Application: Compatible petrol fuel systems

Compatible Outboard Motors

  • The Relaxn 37264 is a universal-style primer bulb rather than an engine-specific replacement part.
  • It may suit selected petrol outboards requiring 8mm internal diameter fuel hose, including compatible models from
  • - Tohatsu: Selected 2-stroke and 4-stroke outboards.
  • - Mercury: Selected 2-stroke and 4-stroke outboards.
  • - Mariner: Selected petrol outboards.
  • - Yamaha: Selected 2-stroke and 4-stroke outboards.
  • - Suzuki: Selected 2-stroke and 4-stroke outboards.
  • - Honda: Selected 4-stroke outboards.
  • - Johnson: Selected petrol outboards.
  • - Evinrude: Selected petrol outboards.
  • Compatibility must be confirmed against the required hose diameter and fuel-system specifications.

Suitable Applications

  • - Portable outboard fuel tank systems.
  • - Replacement marine fuel line assemblies.
  • - Aluminium fishing boats and tinnies.
  • - Fibreglass runabouts.
  • - Centre-console and side-console boats.
  • - Routine outboard fuel-system maintenance.

Important Fitment Information

  • - Confirm the existing fuel hose has an 8mm internal diameter.
  • - Install the primer bulb in the correct fuel-flow direction.
  • - Secure both hose connections using suitable fuel-rated clamps.
  • - Inspect all connections for leaks before operating the engine.
  • - Not recommended for diesel or ethanol-blended fuels unless specifically approved by the manufacturer.
  • - Not intended for high-pressure fuel-injection applications.

Signs the Primer Bulb Needs Replacing

  • - Cracked, hardened or swollen rubber.
  • - Bulb fails to become firm during priming.
  • - Fuel leaking around hose connections.
  • - Damaged or deteriorated hose tails.
  • - Fuel draining back through faulty internal valves.
  • - Engine starting difficulties caused by inadequate fuel priming.

Shipping

Ships Australia-wide