waterpump

So.. a blown headgasket.. I was riding on the highway stopped to refuel and afterwards bike wouldn't start. Battery voltage was fine, starter motor was spinning but not engaging. Got it started and after 2 minutes check engine light came on. Got home riding over backroads not going over 70. When...

Dear RC390 riders, I have bought me an RC390 with overheating issues. I have read all known issues but mine are different. My has trouble starting. If it starts after 10 seconds it will be so hot in like 1,5 miles that it shuts itself down. It says that the coolant is too hot. My KTM is...

Another tid-bit from one of the RC390 Cup guys. Apparently, the nut holding the waterpump impeller on is not of the locking variety. With hard use they can back off the shaft. AMA Cup guys were told to replace the nut with a locking version. This is a relatively ease fix as the cover comes off...