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This enrichment pump drive with primer for lawn mower, 4 stroke 4.4HP gas engine vertical shaft. The engine is equipped with metal camshaft, forged crankshafts and cast iron cylinder liners to ensure superior performance and longer using life. Gasoline class #87 or up is preferred.
Size Details:Shaft 7/8" diameter
Shaft long 3.16"
Keyway 3/16"
Enrichment Pump Drive with Primer:The gasoline engine has a powerful 4.4HP horsepower with a displacement of 173cc and 3600 RPM, providing you with strong power to ensure that you can get the job done quickly and easily.
Efficient Cooling System:Built-in forced air cooling system and ventilated heat sinks keep the engine cool, providing high reliability and durability.
For instructions on operating the engine, please refer to the product video; If have any questions, please feel free to tell us.