Sierra 18-8004EP-1 EPA Compliant Fuel Primer Bulb 5/16 Inch

The Sierra 118-8004EP-1 is a large capacity fuel primer bulb assembly designed for marine outboard engines with 5/16 inch fuel line connections. Engineered with double check valves featuring Viton balls and stainless steel springs, this EPA and CARB certified primer bulb delivers reliable fuel priming performance while meeting strict environmental regulations.

Key Features:

• Double check valves with Viton balls and stainless steel springs for reliable operation
• Floroelastomer (FKM) material construction provides traditional look and feel
• Superior resistance to UV, ozone, and alcohol-enhanced fuels
• Meets EPA regulations in effect 1/1/2011 of 15 g/m2/24 hrs permeation rate
• Both EPA and CARB certified for environmental compliance
• 7.5 inches (190.5mm) overall length including barbs
• Comes complete with two hose clamps for secure installation

This EP-series primer bulb utilizes special low permeation rubber to comply with EPA fuel seepage regulations while featuring outstanding warm and cold weather flexibility. It replaces multiple OEM part numbers including Attwood 93516LP7, Mercury Marine 89396A38, Johnson/Evinrude 5008605, and Mallory 9-38100.