Thermostat for Yanmar 1GM 2GM 3GM 3HM 3QM30 42° RO: 105582-49200 124233-49250

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Poseidon Marine thermostat.
Reference to OEM part number: RO: 105582-49200 124233-49250 181130-49200

Rated Temperature: 42°C

Suitable for the following Yanmar engines


  • 1GM, 2GM, 3GM
  • 3HM
  • 1GM10, 2GM10, 3GM30
  • SB, YSE, YSB
  • 3QM30

Gaskets are sold individually within our website.


The references that are listed here are trademarks that apply to the respective trademark owners. The references are used only for a reference purpose. Our product is compatible with these reference numbers. Please note that our product is an aftermarket product (non-OEM), unless otherwise stated.