1995 dt65 overheating at wot only

[william thompson]

"I have a 95 DT65 that overhea

"I have a 95 DT65 that overheats only at wide open throttle. I have replaced the impeller, removed the head and cleaned all the water passages and replaced the thermostat all to no avail. Can anyone help?"

 

[justintime]

poppet valve?

poppet valve?

 

[william thompson]

where is the poppet valve on t

where is the poppet valve on this eng.? theres nothing in the service manual about one.

 

[justintime]

might not have one
u could be

might not have one
u could be running lean

 

[william thompson]

waterpump stops pumping water

waterpump stops pumping water and there is no water from the exhaust relief at wot. from idle to about 2600 rpm all is fine.

 

[justintime]

sounds like u need a new housi

sounds like u need a new housing