Presenting the Seachoice 3/8 in. Stainless Steel Primer Bulb, engineered for marine fuel systems with durability that stands up to sun, fuel components, and harsh outdoor conditions. This primer bulb is built to resist ultraviolet exposure, fuels, and ozone, helping extend the life of your fuel line. It also features a robust double check valve and includes stainless steel clamps for a secure, corrosion-resistant connection.

Benefits of reliable fuel delivery: Designed to maintain steady prime and consistent flow, it reduces the risk of engine hesitation and startup issues, keeping your boating sessions running smoothly.

• 3/8 in. hose size: Compatible with standard marine fuel lines for quick, simple installation and a tight seal on 3"8" connections.
• UV, and ozone resistance: Premium formulation defends against sun exposure, ethanol blends, and ozone for longer service life in demanding marine environments.
• Integrated double-check valve: Prevents backflow to protect the fuel system and preserve prime reliability.
• Stainless steel clamps included: Corrosion-resistant fasteners ensure durable, secure mounting on saltwater vessels.
• Marine-grade durability: Trusted Seachoice construction designed for outboard fuel systems and consistent performance on the water.

Why choose this primer bulb? Built to withstand marine conditions, it delivers dependable prime and flow across the fuel line. The stainless clamps simplify installation and resist corrosion in saltwater. Designed for 3/8" fuel lines, it fits outboard fuel systems for reliable starts and smooth operation. Choose this Seachoice primer bulb for durable, low-maintenance performance season after season.