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What is a model number, and where do I find it?

Briggs & Stratton Small Engine Air Filter Replacement Part # 798452

This video provides step-by-step repair instructions for replacing the air filter on a Briggs and Stratton small engine. The most common reason for replacing the air filter is if it is dirty or missing.

All of the information for this air filter replacement video is applicable to the following brands:
Briggs & Stratton, MTD
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How your small engine works:

2-Cycle | 2-Cycle | 2-Cycle

How It Works: 2-Cycle Engine
For additional repair advice and help finding your model number visit the repair help section of our website: Small Engine repair help