Scepter Primer Bulb 5/16" Hose Barb (SCE-07494)
Free returns on all eligible orders
You have 30 days to request a return. All sale items are final sale.
Keep your marine engine priming reliably with this 5/16" Hose Barb Primer Bulb — a direct-replacement fuel priming bulb designed for use on outboard and inboard marine engines. The primer bulb is used to manually prime the fuel line before starting, ensuring fuel reaches the carburetor or fuel injection system without cranking the engine dry.
Features
- 5/16" (8 mm) hose barb fittings on both ends for a secure, leak-free connection
- Durable rubber construction resistant to gasoline and ethanol-blended fuels
- One-way check valves maintain fuel flow direction and prevent backflow
- Squeeze-and-release bulb design for fast, easy manual priming
- Compatible with standard marine fuel line assemblies
Specifications
- SKU: SCE-07494
- Hose Barb Size: 5/16" (8 mm)
- Material: Fuel-resistant rubber with plastic barb fittings
- Application: Outboard and inboard marine engines
- Fuel Compatibility: Gasoline, ethanol-blended fuels (E10)
Compatibility
Suitable for most outboard and inboard marine engines using 5/16" fuel line. Verify your existing hose inner diameter before ordering. Replaces OEM part 034690 and equivalent aftermarket primer bulbs.
Always inspect your fuel system components regularly and replace any cracked, hardened, or leaking primer bulbs immediately to prevent fuel system hazards.
Shipping information
In-stock and OEM parts: ship same or next business day.
Locally warehoused items: ship within 3–4 business days.
Special-order items: timeline confirmed after order.
Returns & warranty
Returns & Satisfaction Guarantee
We stand firmly behind the quality of every product we sell. Your confidence matters to us — and we back it with a straightforward 30-Day Satisfaction Guarantee.
If you are not fully satisfied, you may request a return within 30 days of delivery. All returns must receive pre-approval prior to being sent back. Unauthorized returns will not be accepted.
To qualify for a return:
Item must be in new, unused condition
Product must be in its original packaging
All parts, components, hardware, manuals, and accessories must be included
Packaging must be undamaged and suitable for resale
Important:
Electronics are strictly inspected. No returns on open-box electronics. Exceptions may apply only with prior written approval. Any electronic unit that has been installed, powered, activated, or altered may not be eligible for return.
We are serious about product integrity — and equally serious about taking care of our customers. If there is ever a product issue, contact us immediately so we can make it right.
For return authorization, please contact our support team before shipping anything back.