The Sierra 5/16'' fuel pump is an essential accessory to ensure proper fuel supply in outboard engines. Made with high-resistance injected thermoplastic elastomers, it is specially designed to withstand modern alcohol-blended fuels and sun exposure.
Technical Specifications
- Inlet/Outlet Diameter: 5/16'' (8 mm)
- Material: Thermoplastic elastomers resistant to alcohol and UV
- Type: Manual transfer bulb
- Compatibility: Mercury, Mariner, Johnson, Evinrude
- Reference: SIE18-8004
Advantages
- Maximum resistance to degradation caused by modern fuel and sunlight
- Allows quick and safe priming before engine start
- Flexible body, easy to operate with one hand
- Quick installation in fuel line
Compatibility
Suitable for fuel systems of most Mercury, Mariner, Johnson, and Evinrude motors (it is recommended to verify the exact motor reference before purchase).
Usage and Maintenance Tips
- Check for leaks or hardening every season
- Replace the pump if flow decreases or flexibility is lost
- Avoid prolonged sun exposure when the boat is not in use
Recommended Applications
Perfect for replacement in recreational, auxiliary, and professional boats requiring a reliable fuel line ready for engine start.
| Diameter | Material | UV/Alcohol Resistance | Compatibility |
|---|
| 5/16'' | Thermoplastic elastomer | Yes | Mercury, Johnson, Evinrude |
