Honda 7.5 HP / 1973 -81 / stop cooling

Jorgen

Recruit
Joined
Feb 5, 2001
Messages
1
Serie Number 64110<br /><br />The motor can run about ½ hour and then he stops cooling. Following has been made/changed:<br /><br />- Change the waterpump to the larger one / stainless<br />- We have drilled up the in and out exhaustcover<br />- New sealing between the motor and leg<br />- Cylinderhead drilled up in the waterchannels<br />- New plugs in the "bore"<br />- New injection box<br />- New injection module (to be sure that the switch there stop the ignition if the motor get to hot was okay) <br />- Thermostat has been changed twice<br /><br />After ½- 1 hour the motor can be started as normal without any problem. The piston pressure is perfect like a new motor<br /><br />Does anybody have an idea what problem can be?<br /><br />Thanks for your support<br /><br />kind regards<br />Jorgen / Swiss
 
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