I have 1987 subaru gl 1.8 l Drove it through deep snow to get home.Now it won't idle.It will start but not idle unless i keep foot on gas and above 1000 rpm.No vacumn hoses or wires off i could see.Don't no where else to look. Does anyone know what happened. Thanks for your help.

Clogged slow jet on the primary.

 

Drain fuel bowl, blow out jet and emulsion tubes.

check large vacume line to antibackfire valve on firewall plugs or sticks and gos bad