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Re: Oils for older vehicles and new engine break in
Posted to Castrol Forum on 8/28/2017 1 Reply

[Castro GTX recommendation]

John,

This is the very first time I have seen in a writing that Castrol does not recommend GTX for use in flat tappet motors. Since I stand by my statement that my shop has not seen camshafts wear out prematurely on the engines ... Login to read more.

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