Ridge remover.
Rick & Carolyn wrote:
> Hi Bill,
>
> Are they grooves or ridges.  Often where the rings stop on the upper end
> will leave a ridge.  In my teen days they sold a deridge device that
> went around the top of the cylinder to remove this.  It wasn't a
> cylinder hone but something else.  Anyone on the list know about these?
> I would check for taper, if your cylinder is showing signs of taper then
> bore it out.  BTW I would have the machine shop supply the pistons
> because you won't know whether it needs to be 10 or 20 over bored.  If
> you show no signs of taper I would deream it to remove the ridge and
> call it good.
>
> Rick
>
> Bill Mantz wrote:
> >
> > It's dumb question time. The Midget is going to need to be bored. 1/4
> > inch from top of cylinder are some grooves. The dumg question is : I
> > understand the bore part, the new piston and ring part, but I'm clueless
> > about the sleeve. Catalogs list a (singular sleeve) for the motor. Are
> > we boring he existing sleeve, or are we replacing the sleeve with a
> > larger one. Sorry for such a stupid question, but, once again, I thnk
> > I'm confused.Sorry!!
 
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