Posted by Vaughn on Tuesday, January 02, 2007 at 13:14:44 :
In Reply to: Re: Valves posted by Kaegi on Tuesday, January 02, 2007 at 11:58:07 :
Most I've seen say cast iron. Harden were introduced in 1961 on the 251. ??
Follow Ups: There's 'hard seats', and there's 'hardened seats' - chriscase 13:57:37 01/02/2007 Nope - Kaegi 15:17:17 01/02/2007 Also - Kaegi 15:25:26 01/02/2007
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