CONTINUOUSWAVE

Excessive Clearance can cause an overheat but you can pull the jet pump off and measure it. Max clearance is 0.050" so anywhere close to that could add to your problem. YES the thermostats are needed otherwise the engine will run cold. A cold 2 stroke engine will not burn all the fuel away duri...

Service Manual is available from http://www.turbojetmarineproducts.com . The clunk you are hearing when it stops abruptly is the gear backlash or space between the teeth of the gears. This is probably not the cause of your problem but a noise you hear when the motor stalls. Q3: What was the cylinder...

Max wear clearance is 0.050".

The "liner" is cast into the aluminum housing and was never sold as a replacement part.

What is your clearance measurement?

Or have you just lost boat performance?

Water flow diagram is available on-line at http://www.turbojetmarineproducts.com. Most people pull the engine out of the boat to change the thermostats because its only 3 motor mount bolts and the entire engine can be lifted out. If your thermostats are going to be replaced, you should replace all t...

We suggest you check the plastic tee that connects the two hoses coming off the top of the cylinder heads and running over to cool the muffler. This tee sometimes melts shut or gets plugged with debris. If not please visit our website for our contact info we would be happy to help troubleshoot this....