5/16" Fuel Primer Bulb for Reliable Performance

This Attwood Fuel Primer Bulb is designed for reliability and efficiency, ensuring long-term leak-free usage. Its unique three-layer design prevents collapse during vacuum conditions and minimizes the risk of ballooning or bursting under pressure. Made with low-permeation material, it effectively reduces fuel evaporation, providing 60% more output with each pump when compared to leading brands.

Key Features:

• Designed for use with 5/16-inch inner diameter hoses
• High-efficiency check valves enhance priming speed and minimize fuel restriction (less than 1kPa at 50 liters/hour)
• Engineered barbs and stainless steel clamps guarantee a leak-free connection
• Compatible with ethanol blended fuels; EPA and CARB certified