Attwood 5/16in Diameter Primer Bulb Gas Motor Accessory

Attwood 5/16in Diameter Primer Bulb Gas Motor Accessory - Attwood’s multi-layer primer bulbs provide the absolute best combination of performance, reliability, safety and compliance to ensure your experience on the water is easier and safer to enjoy. Attwood's exclusive three-layer design resists collapsing and hardening and ensures high output in temperatures ranging from 18°F to 122°F.
Includes high-efficiency check valves with Viton O-rings for improved sealing.
Assembled with the same components as Mercury and Quicksilver.
• Exclusive three-layer construction provides the best spring-back during priming
and excellent resistance to collapse during high-flow engine operation
• Premium materials give the absolute best combination of performance and reliability
• No cracking/hardening over time
• Low permeation for EPA/CARB compliance
• Excellent priming in extreme cold and hot environments
• Zero chance of material delamination as seen by some competitor’s products
New high-performance check valve O-rings provide 30% improved priming while keeping
optimized ȵow during engine use