vibrations

Love my 1982, but the harmonics were Killing Me at midrange. If I had fillings in my teeth, they'da vibrated right out! So, tune up is done, valves and carbs, but still rattles my head. So, what to do? Solution: add pipe insulation ($3 at home depot) at various spots between seat and frame. It...

I'm getting a high vibration and what I think is over-reving when my bike gets to around 2k-3k rpm. It started doing this last year as I was putting it away for the winter. It ran fine before that. I'm still kind of a noob at all this and I'm not sure where to start. Here's a video that shows...

I read somewhere that XS650s came from the factory with rubber blocks wedged in-between the cooling fins to control harmonics and reduce top end noise but none of my XSs have these rubber blocks. Anyone know anything about this or where the blocks might be found?

I used a thick vinyl tube about 5/8" in diameter. Cut the tube to the length of my flattrack bars and plugged one end. The tube was filled with #12 lead shot which I had on hand, then the tube was plugged on the fill end. The tube is heavy but only about a quarter of the weight if I filled the...

I have a stock 83 heartige special When I get up to around 50 mph I get a vibration in the seat that can make you a** go numb Should I look at the motor mounts or maybe the rear shocks? Something else that I havent thought of.