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Tcp for old radials?

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rhartmaier

Airmaster
Joined
May 22, 2013
Messages
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While doing the annual and talking to the A&P he asked if I had thought about using TCP. Engine was last overhauled in 1976, so I am sure that they did not use hardened valve seats back in those days. Anyone have any opinion about using TCP in a 165 hp Warner? Thanks in advance for any advice. Bob
 

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