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Re: [ST] ST Rattles



Could you possibly be experiencing pre-ignition?  (otherwise known as Pinging).
 If you are burning lower octane fuel the pinging occurs just as you described
and sounds like gravel kicking up and hitting the engine casing.

Steve Bergman

01 Sprint ST, blue



- --- Rick Cooper <cr53@xxxxxxxxx> wrote:
> I have a 99 ST with 9k miles on the clock.  The bike makes a very noisy
> rattle when I roll off the throttle  in gear.  Power and performance have
> not been affected.  It's not clanging, but more high pitched, like I have a
> coffee can full of tiny chippings.  I can only hear it when I roll off the
> throttle in gear( when transmission is under load or engine braking I
> guess).  I have checked all body work and fasteners and the chain and
> sprockets have minimal wear and are lubed.  I hate to take it to the dealer
> not having a clue to what the problem is.  Has anyone experienced this or
> have any suggestions?
> 
> Thanks,
> 
> Rick



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