Attwood Marine 93516LP7 Primer Bulb for 5/16-Inch Fuel Hose

Primer Bulb - 5/16" Inner Diameter Hose

This Atwood Primer Bulb is engineered and constructed to deliver the most reliable priming and long-term leak-free performance. The exclusive three-layer construction prevents collapse under vacuum and prevents ballooning or bursting under pressure. The low-permeation material prevents fuel evaporation, and this bulb delivers 60 percent more output per pump than leading competitors.

Features:

• It is intended for use with a 5/16-inch interior diameter hose
• Exclusive high-efficiency check-valves deliver faster priming and low fuel restriction (less than 1kPa restriction at 50 liters/hour)
• Engineered hose barbs and stainless steel stepless clamps ensure leak-free performance
• This bulb is compatible with Ethanol blended fuels, and it is EPA and CARB certified

Attwood Marine 93516LP7 Primer Bulb for 5/16-Inch Fuel Hose is designed to support reliable fuel-system priming for marine applications using 5/16-inch inside-diameter hose. Its high-efficiency construction helps deliver fast priming, consistent fuel flow, and dependable long-term performance while reducing the risk of hose collapse, ballooning, bursting, and fuel evaporation.

The primer bulb features exclusive three-layer construction engineered to withstand vacuum and pressure conditions. High-efficiency check valves deliver faster priming with low fuel restriction, while engineered hose barbs and stainless steel stepless clamps help maintain a secure, leak-free connection. With 60 percent more output per pump than leading competitors, this Attwood primer bulb helps make manual fuel priming more efficient.

Built for use with ethanol-blended fuels, the Attwood Marine 93516LP7 primer bulb is EPA and CARB certified. It is a practical replacement or service component for compatible marine fuel systems that require a primer bulb for 5/16-inch interior-diameter fuel hose.

Key Features:

• Three-layer construction: Helps prevent collapse under vacuum and ballooning or bursting under pressure.
• High-efficiency check valves: Support faster priming and low fuel restriction of less than 1 kPa at 50 liters per hour.
• Enhanced output: Delivers 60 percent more output per pump than leading competitors.
• Secure hose connections: Engineered hose barbs and stainless steel stepless clamps help provide leak-free performance.
• Fuel compatibility: Designed for use with ethanol-blended fuels.
• Certified construction: EPA and CARB certified.

Product Details:

• Brand: Attwood Marine
• Part number: 93516LP7
• Product type: Marine fuel primer bulb
• Hose compatibility: 5/16-inch inside-diameter hose
• Color: Black

Choose the Attwood Marine 93516LP7 primer bulb for dependable priming performance and a secure fit in compatible 5/16-inch marine fuel-hose applications.

Product summary: Shop the Attwood Marine 93516LP7 primer bulb for 5/16-inch fuel hose, featuring fast priming, low restriction, and ethanol-blended fuel compatibility.