Sierra 118-8004-10EP-1 Fuel Primer Bulb Assembly 10mm Marine

The Sierra 118-8004-10EP-1 is a marine-grade inline fuel primer bulb designed to manually prime fuel systems on outboard motors and other marine engines before starting. This primer bulb assembly helps draw fuel from the tank to the carburetor or fuel injection system, ensuring quick, reliable engine starts.

Key Features:

• Inline primer bulb for manual fuel system priming
• 10mm end fittings for secure fuel line connection
• Durable, fuel-resistant construction compatible with gasoline and ethanol-blended fuels
• Arrow-directional flow indicator for correct installation orientation
• Meets or exceeds OEM specifications for reliable performance
• Easy drop-in replacement for worn or cracked primer bulbs

Sierra is a trusted name in marine replacement parts, offering high-quality components that meet or exceed original equipment standards. This primer bulb is a straightforward, cost-effective replacement to restore proper fuel flow and starting performance on a wide range of outboard and inboard/outboard marine engines.