Reply to "351C factory heads, can valve guide cracks be repaired by complete removal of the iron guides and pressing in thick-wall bronze guides?"

dvilI'm here sometimes

quote:
Originally posted by PanteraDoug:

Use the teflon "PC" type seals. The guide I showed you "locks" them on so that they won't pop off. That's what that series of fine grooves is for.

http://www.summitracing.com/pa...VH9LSK_qgaAnav8P8HAQ

Great educational thread!

Just a comment re these seals you are linking to. These are viton seals, and need very precise diameter to install. The teflon ones has a spring to hold them tight and are more forgiving.

6/7/152:07 PM

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