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  1. Engine and Technical Discussion
    Hello everyone, Im flushing the coolant from my Ninja 400 and removed the thermostat so I can flush water through the system. I noticed that after I removed the thermostat and re-installed the cover that the housing is dripping very small drops (they don't even fall on the floor they burn up...
  2. Norton Motorsports
    We love satisfied customers, and also a good write up. It may be from a few years back, but this was an excellent illustrated write up with meticulous attention to detail. Check out Watcher905's write up on his top end work where he also upgraded to the Norton Cylinder Coolant Seal (Available...
  3. Ninja 400 Complaints, Issues And Problems
    I have a 2018 Ninja 400 with just under 3,000 miles. I just changed the oil and flushed the old coolant and replaced it with Engine Ice. After about 15-20 mins of idling the temp gage is all the way up and the red light comes on. I tried squeezing the coolant lines and letting the coolant drain...
  4. Engine and Technical Discussion
    Hello everyone! I am a new member but I have been following for about a year and a half. Why I didn't join earlier, I don't know. I have had my bike for a bout a year and a half now and have it setup for the track. I am curious if anyone else has installed a digital temp gauge in their bike to...
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