> Dave & Bummerzz Wrote:
> -------------------------------------------------------
> > P D Wrote:
>
> > -------------------------------------------------------
>
> > > Lee Hoffguy Wrote:
>
> >
>
> > > -------------------------------------------------------
>
> >
>
> > > I have an aftermarket 43mm stroke crank in my
>
> >
>
> > > dt50, with the stock cyl bored to 46mm, hpi and firebox pipe. It
> rips.
>
> >
>
> > > Now the clutch can't hold it.
>
> >
>
> > Have you ever tried shimming the springs ?
>
> it's probably more of an issue of clutch surface area and less of an
> issue with spring tension.
I use to shim all my clutch springs . It was kind of a given that after I did a little performance work , the clutch would slip . Shims were easier and a lot quicker to make than trying to find and wait for stiffer springs .
And , they always seemed to make the difference needed .