Zoheir 0 Report post Posted August 15, 2020 I have a Kohler 73E-CB generator on my boat which I recently purchased - when I run the generator within 5 minutes the coolant starts to overflow from the container - I am not sure if this problem was there before - The only change I did was to change the fuel selector switch which was leakingĀ Share this post Link to post Share on other sites
CannonBall 0 Report post Posted August 28, 2020 start by replacing the radiator cap and make sure raw water pump is moving water through the heat exchanger. Share this post Link to post Share on other sites