In a message dated 08/26/2000 8:16:15 PM Mountain Daylight Time, 
walters@mail.softcom.net writes:
> 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? 
SOP under the shade tree was to use the Ridge Reamer, then the heavy duty 
bottle brush with abrasive on the tips thingy on a 1/4" drilled up and down 
each bore a few times...then new rings on the old pistons, rod inserts, main 
inserts, a valve job and voiala!  A rebuilt engine!...oh yeah, cam bearing if 
you wanted it to last more than a few months.
RH
 
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