Re: [Fot] Re-valve guides revisited

["Randall" <TR3driver@ca.rr.com>]

> about the only OE manufacturer that I've seen that routinely 
> uses a bronze
> guide is M Benz, and they are a very special product and only 
> used in some
> of their engines

FWIW (not much) I recall reading that GM used bronze alloy guides in their
supercharged Corvair; due to unacceptable wear with cast-iron guides.  But
the same engine naturally aspirated used cast iron.

-- Randall  
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