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Gets hot and shuts down

david_j

New member
i have a 90 model 25hp that ge

i have a 90 model 25hp that gets hot and shuts down after about 1 mile of travel. i have changed the thermostat and water pump. it started back up after a couple of hours of cooling down but the last time i took it out it did not start back. any suggestions?
 
If the water pump and thermost

If the water pump and thermostat are okay that leaves you with:

Bad block
Bad cylinder head
Blown head gasket
Bad base gasket
 
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