Attwood Primer Bulb - 3/8" Inner Diameter Hose

Meet the Attwood Primer Bulb designed for 3/8" inner diameter fuel hoses. Engineered for reliable priming and long-term, leak-free performance, this primer bulb keeps your marine fuel system primed with confidence, even under demanding conditions.

Why this primer bulb stands out

• Exclusive three-layer construction prevents collapse under vacuum and guards against ballooning or bursting under pressure.
• Low-permeation material minimizes fuel evaporation, helping you maximize every gallon.
• Delivers 60% more output per pump than leading competitors, making priming quicker and easier.
• Exclusive high-efficiency check-valves enable faster priming with low fuel restriction (less than 1 kPa at 50 liters/hour).
• Engineered hose barbs and stainless steel stepless clamps ensure a dependable, leak-free connection.
• Compatible with Ethanol blended fuels; EPA and CARB certified for marine use.

Designed for durability and peace of mind on the water, this Attwood primer bulb is a trusted component for reliable fuel delivery across marine applications. Specifically made for 3/8" interior diameter hoses, it pairs perfectly with standard marine fuel systems.

Manufacturer: Attwood Marine | Manufacturer Part No: 93038LP7 | UPC: 022697930385