Seasense Primer Bulbs

Save 16%-18% Off.
Seasense 50073804 3 in 1 Primer Bulb
Limited Sale Price: $20.86
Save: $4.13
(16% Off $24.99)
Part # 50073804 ValueShip™ Eligible
This EPA compliant primer bulb has changeable fittings to accommodate 1/4", 5/16" and 3/8" I.D. fuel line. Oversized directional bulb works on all horsepower outboards. UV inhibitors protect it from prolonged exposure to sun.
SeaSense 50073811 5/16" Barb Primer Bulb
Limited Sale Price: $16.94
Save: $3.95
(18% Off $20.89)
Part # 50073811
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SeaSense Universal Superior Flo™ 5/16" internal diameter primer bulb remains flexible in cold weather climates. No worries for vacuum collapse in heat with EPA compliant material commonly found in lesser quality products. This Superior Flo™ primer bulb is injection molded with a FKM rubber compound that eliminates concerns of multiple layer separation. Each primer bulb has a one piece construction with dual check valve poppet for faster prime while ensuring years of use in the harsh marine enviroment. Stainless steel band clamps are used to provide a leak proof connection. ©


The primer bulb fills the carburetor with fuel to start the engine and keep it running. If the outboard engine needs a good replacement primer bulb, go for the SeaSense All-In-One Primer Bulb. This oversized directional bulb has flexible fittings options, and is compatible with a variety of outboard engine models with different horsepower ratings. 

  • EPA compliant
  • Oversized directional bulb
  • Load with UV inhibitors for sun protection

Made for marine use, this primer bulb is loaded with UV inhibitors for sun protection.

Features of SeaSense All-In-One Primer Bulb

  • EPA compliant
  • Oversized directional bulb
  • Compatible with various outboard engines
  • UV inhibitors for sun protection


  • Manf. Part # 50073804
  • Fits: 1/4", 5/16" and 3/8" I.D. fuel line
Is this ok for ethanol gas?
According to Seasense, this would be good for ethanol gas.
Yes it will because it comes with changeable fittings to accommodate any fuel line size.
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