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Briggs Welch Plug
Briggs Welch Plug
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Briggs Welch Plug

Part Number: 691739
Online Price: $2.79
Briggs & Stratton 691739 Welch Plug – Genuine OEM Replacement
Availability: In Stock.

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Description

691739 Briggs & Stratton Welch Plug – Genuine OEM Carburetor Soft Plug


Keep your carburetor sealed and your engine running smoothly with the Briggs & Stratton 691739 Welch Plug, also known as a soft plug. This genuine OEM part is designed for use in a wide range of Briggs & Stratton engines, including Model 12, Model 13, Model 42, Model 46, and many others.


Welch plugs are essential for sealing off internal passages within the carburetor body, helping to maintain proper fuel flow and air-fuel mixture. Whether you're rebuilding a carburetor or performing routine maintenance, this plug offers a secure fit and long-lasting durability.


Replaces Part Numbers: 223472, 800161


Key Features:

  • OEM Briggs & Stratton part #691739
  • Also known as a carburetor soft plug
  • Compatible with Model 12, 13, 42, 46, and other Briggs engines
  • Replaces old part numbers 223472 and 800161
  • Provides a tight seal for internal carburetor ports
  • Ideal for small engine repair and carburetor rebuilding
  • Durable construction for long-term performance


Perfect For:

Lawn mowers, generators, pressure washers, snow blowers, and other equipment powered by Briggs & Stratton engines.

FAQ

Q1: What is a Welch plug used for in a carburetor?
A: A Welch plug, or soft plug, seals internal passages in the carburetor to prevent fuel or air leaks. It’s essential for maintaining proper engine performance and fuel delivery.


Q2: Which Briggs & Stratton engines is this plug compatible with?
A: This plug fits a wide range of Briggs engines including Model 12, Model 13, Model 42, Model 46, and others. Always cross-check your engine’s part diagram for compatibility.


Q3: Is 691739 a genuine Briggs & Stratton part?
A: Yes, the 691739 is a genuine OEM part manufactured by Briggs & Stratton for precise fit and long-lasting performance.


Q4: What parts does this Welch plug replace?
A: This plug replaces Briggs & Stratton part numbers 223472 and 800161.


Q5: Can I install this Welch plug myself?
A: Yes, but proper installation requires gently tapping the plug into place and sealing it if needed. A service manual or experienced technician can ensure it’s done correctly during a carburetor rebuild.

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