35hp Evenrude running HOT

[mmr48]

1978 35hp Evenrude running hot , installed new impeller, Almost no water coming out from engine head , just a trickle then all steam,

 

[jasper60103]

Re: 35hp Evenrude running HOT

1978 35hp Evenrude running hot , installed new impeller, Almost no water coming out from engine head , just a trickle then all steam,

I prefer to replace the entire water pump if possible. You may want to try the water pump test...
http://www.youtube.com/watch?v=xAJfBKNs7bo

 

[bktheking]

Re: 35hp Evenrude running HOT

I'd be pulling the cylinder head cover (not the head) and inspecting the thermostat, sounds broken if you don't know when it was last replaced. Could also be a blockage in the cooling system.