Re: dimple tape

[Miles McCallum <milesm@avnet.co.uk>]

> craft.  I don't recall what it was.  I described the surface as feeling
like 'smooth sandpaper'.  The military officer explained that
> there were two reasons for the rough surface.  One was to contribute to
the stealthyness, and the other was speed..

Hmmmm: one of the "rules" I learned when involved with cylinder head porting
and gas flowing was that a rough surface - as finished with 40-80 grit
porting wheels - flowed noticeably better than polished ports.....

?

M