Howdy, y’all. First post here. First time owning a dirt bike. First time working on one. Lots of firsts... Long story short, I just bought this 06 250SX from a guy that used it on trails with his buddies here in San Antonio, TX (1000-1400ft elev.). It sat for most of the last 2yrs & the most...

My 2014 Duke 690 has coolant literally flowing out of the overflow pipe at high revs. I noticed it comes out like a jet onto the road. It all started when I noticed my bike was overheating. I then flushed out the radiator with distilled water and added coolant. There were some pieces of...