Yep, I used the wrong word. You can dye test them tho... More than likely they are not a problem. I forget what the exact width is that you need to be concerned with, but if you can't get a piece of paper in, they probably are ok.
-----Original Message----- From: John Caldwell [mailto:[email protected]] Sent: Wednesday, November 06, 2002 12:15 PM To: Doug Curtis; 'Rick Dathan'; [email protected] Subject: Re: [a2-16v-list] Cracks in head You can't magnaflux an aluminum head... you can only pressure test it. Magnafluxing uses iron filings and turns the whole head into a magnet, and at any cracks that are large enough it creates a north/south pole, causing the filings to repel each other. ----- Original Message ----- From: "Doug Curtis" <[email protected]> To: "'Rick Dathan'" <[email protected]>; <[email protected]> Sent: Wednesday, November 06, 2002 4:26 AM Subject: RE: [a2-16v-list] Cracks in head > Small fine cracks are somewhat common in any aluminum head. The only way to > know if the fine cracks are deep (which is the real problem) is to have the > head magnafluxed. > > > > -----Original Message----- > From: Rick Dathan [mailto:[email protected]] > Sent: Wednesday, November 06, 2002 3:01 AM > To: [email protected] > Subject: [a2-16v-list] Cracks in head > > > I have been studying a 2 liter 16V head that I have just received. > At 2 or 3 of the spark plug holes there are 1 or 2 fine cracks > running from the 'plug hole to an adjacent valve seat. > Is this a normal 16V occurrence? Do they end up causing leaks or are > they benign? > > The head has only just been ported. If I had seen the head before > it got ported I would have knocked it back and picked another one. > Now I don't really want to waste the good work done. > > Rick Dathan, > Australia > > _______________________________________________ > a2-16v-list mailing list > [email protected] > http://mail.a2-16v.com/mailman/listinfo/a2-16v-list > For list archives, see listinfo link above. > > _______________________________________________ > a2-16v-list mailing list > [email protected] > http://mail.a2-16v.com/mailman/listinfo/a2-16v-list > For list archives, see listinfo link above. > > _______________________________________________ a2-16v-list mailing list [email protected] http://mail.a2-16v.com/mailman/listinfo/a2-16v-list For list archives, see listinfo link above.
