GLM 34430, Evinrude/Johnson 321794, and Mallory 9-60418 are interchangeable with the Sierra 18-0989 Air Silencer Gasket. The Gasket Air silencer is to seal the tiny space between the two assembled portions of the silencer, an exhaust system component designed to reduce noise from the carburetor intake port. It also prevents hot exhaust gasses from entering the automobile and maintains proper system pressure; if it fails the engine's performance would be jeopardized. 100% NEW and constructed with the highest quality components available. Computer-assisted quality control and unparalleled dependability.
Key Features:
- Designed to meet or exceed industry standards for marine use.
- These Air silencer gaskets are for Johnson and Evinrude outboard engines.
- High-quality, long-lasting, and dependable in service.
- GLM 34430, Evinrude/Johnson 321794, and Mallory 9-60418 are all interchangeable.
- It acts as a spring, storing energy and sealing two mating surfaces that aren't precisely aligned.
- To prevent coolant or engine oil from flowing into the cylinders and seal the combustion gases within them.
Product Details:
- SKU: 18-0989
- UPC: 030999755704
- Weight: 0.11 LBS
For: 3 cyl.
This product replaces:
- 47-0989, GLM34430, AP770, 30999755704, 92-34430, 9-60418
