This is a genuine Briggs and Stratton replacement part to be used in compatible small lawn and garden engines. The gaskets in the set are constructed of rubber, plastic and cardboard by the manufacturer. The purpose of the gasket set is to maintain the correct seals between engine components for proper and safe usage. Be sure to refer to the engine manual and diagrams for the part applications. This set is sold as an individual part. A screwdriver and wrench are needed to make the necessary replacements.
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| Brand | Model Number | Description |
|---|---|---|
| Simplicity | 1691381 | Lawn Mower - Simplicity Lawn Mower Model 1691381 Parts |
| Briggs and Stratton | 300421-0020-99 | Engine - Engine |
| Briggs and Stratton | 300421-0020-XX | Engine - Horizontal Engine |
| Briggs and Stratton | 300421-0111-99 | Engine - Engine |
| Briggs and Stratton | 300421-0111-XX | Engine - Horizontal Engine |
| Briggs and Stratton | 300421-0117-99 | Engine - Engine |
| Briggs and Stratton | 300421-0117-XX | Engine - Horizontal Engine |
| Briggs and Stratton | 300421-0120-99 | Engine - Engine |
| Briggs and Stratton | 300421-0120-XX | Engine - Horizontal Engine |
| Briggs and Stratton | 300421-0123-99 | Engine - Engine |
| Briggs and Stratton | 300421-0123-XX | Engine - Horizontal Engine |
| Briggs and Stratton | 300421-0124-99 | Engine - Engine |
| Briggs and Stratton | 300421-0124-XX | Engine - Horizontal Engine |
| Briggs and Stratton | 300421-0125-99 | Engine - Engine |
| Briggs and Stratton | 300421-0125-XX | Engine - Horizontal Engine |
| Briggs and Stratton | 300421-0126-99 | Engine - Engine |
| Briggs and Stratton | 300421-0126-XX | Engine - Horizontal Engine |
| Briggs and Stratton | 300421-0127-99 | Engine - Engine |
| Briggs and Stratton | 300421-0127-XX | Engine - Horizontal Engine |
| Briggs and Stratton | 300421-0128-99 | Engine - Engine |
| Briggs and Stratton | 300421-0128-XX | Engine - Horizontal Engine |
| Briggs and Stratton | 300421-0129-99 | Engine - Engine |
| Briggs and Stratton | 300421-0129-XX | Engine - Horizontal Engine |
| Briggs and Stratton | 300421-0133-99 | Engine - Engine |
| Briggs and Stratton | 300421-0133-XX | Engine - Horizontal Engine |
| Briggs and Stratton | 300421-0134-99 | Engine - Engine |
| Briggs and Stratton | 300421-0134-XX | Engine - Horizontal Engine |
| Briggs and Stratton | 300421-0136-99 | Engine - Engine |
| Briggs and Stratton | 300421-0136-XX | Engine - Horizontal Engine |
| Briggs and Stratton | 300421-0137-99 | Engine - Engine |
Some of the parts we sell are eligible for mail-in rebates since we can recycle them. We will display any applicable rebates in your shopping cart. To redeem your rebate, contact Customer Service after you have received your part.
