Designed for 3/8" inner diameter fuel hoses, the Attwood Primer Bulb powers quick priming across your marine fuel system. It combines reliable, leak-free performance with durable construction built for life on the water.
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3/8" hose compatibility: Specifically designed for 3/8" inner diameter hoses to pair with standard marine fuel systems.
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Exclusive three-layer construction: Prevents collapse under vacuum and guards against ballooning or bursting under pressure.
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Low-permeation material: Minimizes fuel evaporation to help maximize every gallon.
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High output per pump: Delivers 60% more output per pump than leading competitors, making priming quicker and easier.
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High-efficiency check-valves: Enable faster priming with low fuel restriction (less than 1 kPa at 50 liters/hour).
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Leak-free connections: Engineered hose barbs and stainless steel stepless clamps ensure dependable, leak-free performance.
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Fuel compatibility: Compatible with Ethanol-blended fuels; EPA and CARB certified for marine use.
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Durability for marine use: Designed for reliability and peace of mind on the water, built to withstand demanding conditions.
With the Attwood primer bulb, you’ll experience faster, more reliable priming, reduced fuel loss from permeation, and a secure, durable connection that performs across diverse marine environments. Its ethanol compatibility and marine certifications provide confidence for everyday boating, fuel variations, and extended trips, all while fitting seamlessly with 3/8" interior diameter hoses.
