> Larry <Halpert@xxxxxxxxxxxxx> wrote:
>
> The chrome plating only would cause the surface to have less
> friction, if
> polished, and protect from surface rust (if a cast iron block, -
> though I'd
> guess an airplane block to be aluminum). It is not really adding any
> strength to
> the engine internals, and depends on what it is plated on. Brass is
> still soft,
> and will stay soft.
>
Chrome plating was (is ?) used on the bearing surfaces of crankshafts and
camshafts (probably made of an iron alloy) to provide a harder, less wear
resistant finish.
Wayne Harridge
http://members.optusnet.com.au/~w_harridge
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