Description
Attwood Primer Bulb 5/16" Fuel Line | Boat Supply Store
Ensure immediate fuel delivery to your outboard or inboard engine with this high-efficiency primer bulb, engineered to deliver 60% more output per pump than leading competitors for rapid starting in demanding marine environments. Its exclusive three-layer construction, featuring low-permeation materials, prevents collapse under vacuum and ensures leak-free operation, maintaining optimal fuel system pressure. Certified to meet EPA and CARB standards and compatible with ethanol blended fuels, this component provides reliable performance for recreational boating on lakes like Lake Conroe or coastal fishing expeditions.
Key Features
- Superior Priming: Delivers 60% more fuel output per pump for faster engine starts.
- Unmatched Durability: Exclusive three-layer construction prevents collapse or bursting.
- Leak-Free Seal: Engineered hose barbs and stainless steel stepless clamps ensure a secure connection.
- Ethanol Fuel Ready: Fully compatible with ethanol blended fuels for modern engine requirements.
- Reduced Evaporation: Low-permeation material minimizes fuel vapor loss.
- Low Restriction Design: High-efficiency check-valves offer minimal fuel flow restriction (<1kPa at 50 L/hr).
- Regulatory Compliant: EPA and CARB certified for environmental and performance standards.
- 5/16" Hose Fitment: Specifically designed for standard 5/16-inch inner diameter fuel lines.
Specifications
| Product Specifications | |
|---|---|
| Hose Inner Diameter | 5/16" |
| Construction Layers | Three-layer |
| Output per Pump | 60% more than leading competitors |
| Fuel Restriction | <1kPa at 50 L/hr |
| Ethanol Compatibility | Yes |
| Certifications | EPA and CARB |
Who This Is For
Boat owners and marine mechanics requiring a robust, high-performance primer bulb for 5/16-inch fuel lines. Ideal for those prioritizing rapid engine starts, fuel system reliability, and ethanol fuel compatibility.
How It Compares
| Feature | Attwood Primer Bulb 5/16" Fuel Line | Competitor |
|---|---|---|
| Hose Inner Diameter | 5/16" | 5/16", 5/16" |
| Construction Layers | Three-layer | Single-layer (typical), Single-layer |
| Output per Pump | 60% more than leading competitors | Standard, Standard |
| Fuel Restriction | <1kPa at 50 L/hr | Not specified, Not specified |
| Ethanol Compatibility | Yes | Yes, Yes |
| Certifications | EPA and CARB | Not specified, Not specified |
Common Concerns Answered
I have an older boat, will this primer bulb be a direct replacement?
While this primer bulb is designed for 5/16" inner diameter hose, direct replacement compatibility with older systems depends on the original fitting type and hose condition. We recommend verifying your existing fuel line diameter and inspecting for wear or damage before installation.
I've had issues with primer bulbs not gripping the hose properly.
This Attwood primer bulb features engineered hose barbs and includes stainless steel stepless clamps to ensure a robust and leak-free connection. Proper installation, including secure clamping, is crucial for optimal performance.
Is the price higher than other primer bulbs?
The Attwood Primer Bulb's premium price reflects its advanced three-layer construction, superior priming efficiency delivering 60% more output per pump, and stringent EPA/CARB certifications, providing enhanced durability and performance that justifies the investment for critical fuel system components.
Frequently Asked Questions
What is the inner diameter of the hose this Attwood primer bulb is designed for?
This Attwood primer bulb is designed for fuel hose with a 5/16-inch inner diameter.
Is this primer bulb compatible with ethanol blended fuels?
Yes, this Attwood primer bulb is fully compatible with ethanol blended fuels, meeting the requirements for modern marine fuel systems.
What is the fuel restriction of this primer bulb?
The primer bulb features exclusive high-efficiency check-valves with a fuel restriction of less than 1kPa at 50 L/hr.
How does the output per pump compare to leading competitors?
This Attwood primer bulb delivers 60% more output per pump than leading competitors, facilitating faster and more efficient priming.
What certifications does this primer bulb have?
This primer bulb is EPA and CARB certified, ensuring it meets stringent environmental and performance standards.
