My little idea.

York Racing

New Member
Apr 3, 2010
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Pennsylvania
Ok guys I've seen a common problem with every Blaster engine swap, vibrations. If you've ever done an engine swap or rode a quad with a larger engine swap you will notice much more vibrations. Extra vibration can wear the rider out when it travels through the foot pegs and handle bars. Just the other day I was in the shop thinking about that. I wonder, if someone were to put a peice of 1/2" high density rubber between the pegs and frame, would that kill the vibrations? And I suppose that you could sandwich a peice between the handle bar clamps and the steering stem. It wouldn't be difficult just drill the holes and cut the peice out. Would this work?
 
Seeing as how the bars clamp directly to the stem i would say no because if you add rubber the bars wouldnt be able to clamp down, you would have too much space between the upper clamp and the stem.
 
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Crappy diagram drew up to explain my reasoning, the green being the stem, the black being the rubber, the red as the bars, orange being the clamp and the grey area would be leftover space for the bars to flop around.
 
"the grey area would be leftover space for the bars to flop around"
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You'll need to wrap the bars so they DON'T flop around. I:I Do some searching, There's been some threads on here about damping vibration in handle bars by filling them with stuff like sand and plugging the ends. Your idea could work on the foot pegs but I'd be worried about the bolts breaking off or ripping the threads apart in the frame.
 
Although hard to see it's wedged under the bars where they clamp and a thicker piece I used to isolate my digatron.
 
Heres a Trick I have seen mentioned on other sites . Use a Spray Foam ( like isulation style ) and inject it into your handlebars , won't add but a few ounces of weight , but WILL absorb vibration . it will expand and stick inside the bars . Spray from each , and only 1 end at a time . stick the injection nozzle all the way and and pull it out as you are spraying and have ready a way to plug the end so it doesn't all get forced out , then repeat for other side . I hear it works very well , I'm doing this on my Blaster and Banshee .

I wonder if injecting the frame will further benefit engine vibration dampening. I'd try it on a spare frame so you could truly compare the difference.
 
Yeah I figured it would work somewhere. I thought maybe between the bar clamps and stem. You might need longer bolts but the rubber should hold the vibrations in. But now I see what you mean about the space. Good idea on the insulation though. And it shouldn't mess up your threads or anything. Just sandwich it between the peg and frame and get longer bolts.
 
That's yet another idea! Just cut out peices the size of a washer with the hole in it for the bolt. You could use them anywhere to kill the vibrations. Engine mounts, handle bars, pegs. Everything.
 
i thought about doing something like that. since alot of us are running two sets of handle bar clamps, put the rubber under the clamps between the clamps and the steering stem. might work.
 
an idea i had today.. the steering stem is hollow with a plastic plug ontop, i hear of people filling their bars with silicone etc. wouldnt filling the stem itself be more beneficial than filling just the bars?
 
You want to use a injection style expansive foam , just filling with silicone from bottom to top will just transfer the vibrations through it , the expansive foam will leave air pockets and give room for the foam to vibrate and absorb the vibration.