Briggs & Stratton 842634 Main Jet Carburetor Component Jets

The Briggs & Stratton 842634 Main Jet is a genuine OEM replacement part designed to regulate fuel delivery in your Briggs & Stratton engine's carburetor system. This precision-engineered component controls the flow of fuel through the carburetor, ensuring the optimal air-fuel mixture for efficient combustion and reliable engine performance.

Key Features:

• Genuine Briggs & Stratton OEM part manufactured to exact factory specifications
• Precision-machined orifice provides accurate fuel metering for proper engine operation
• Direct replacement for worn or clogged main jets that cause poor performance
• Helps restore proper fuel flow, smooth idle, and full power output
• Constructed from durable materials to withstand exposure to modern ethanol-blend fuels

Main jets can become clogged with varnish deposits from old fuel or corroded from ethanol exposure, leading to hard starting, rough running, or loss of power. Replacing a damaged or obstructed main jet is a cost-effective carburetor repair that can restore your equipment to like-new performance. Using genuine Briggs & Stratton parts ensures proper fit and maintains EPA emission compliance for your engine.