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07-25-2020, 12:12 AM | #1 |
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Join Date: May 2010
Location: Southern California
Posts: 7,038
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Hardened Valve Seats
When did Ford engines start coming from the factory with hardened valve seats? Is there any difference between a valve seat and a hardened valve seat? Did the Model B "diamond" engines have hardened valve seats?
Charlie Stephens Last edited by Charlie Stephens; 07-25-2020 at 12:22 AM. |
07-25-2020, 02:16 PM | #2 |
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Join Date: Jul 2014
Location: Iowa
Posts: 1,634
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Re: Hardened Valve Seats
We install hardened seats in all our rebuilds. Most blocks have been rebuilt more than once, and there isn't enough original material left for a simple dressing of the seats.
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07-26-2020, 02:07 AM | #3 |
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Location: Sweden
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Re: Hardened Valve Seats
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As i understand it Factory Reliving was for the truck's. |
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