Problems after replacing thermostat and coolant | 2016+ Honda Civic Forum (10th Gen) - Type R Forum, Si Forum - CivicX.com
![I found this white gunk in the thermostat housing in my 1997 honda civic and there was no thermostat too so I installed one and burped the system now I just need I found this white gunk in the thermostat housing in my 1997 honda civic and there was no thermostat too so I installed one and burped the system now I just need](https://i.redd.it/azl437kivef21.jpg)
I found this white gunk in the thermostat housing in my 1997 honda civic and there was no thermostat too so I installed one and burped the system now I just need
![cciyu 19301PNA003 Engine Coolant Thermostat Housing Kit Water Outlet Thermostat Housing Kit Replacement fit for 2003 2004 2005 Honda Civic 2002 2003 2004 2005 2006 Honda CR-V, Thermostat Housings - Amazon Canada cciyu 19301PNA003 Engine Coolant Thermostat Housing Kit Water Outlet Thermostat Housing Kit Replacement fit for 2003 2004 2005 Honda Civic 2002 2003 2004 2005 2006 Honda CR-V, Thermostat Housings - Amazon Canada](https://m.media-amazon.com/images/I/61otGV9+dDL.jpg)