help head porters!!!!

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Feb 11, 2010 | 09:32 PM

El_TransAm98

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help head porters!!!!

what its need to be done in installing bigger intake valves on a 5.3 heads????anyone have tried this or have any idea or steps in doing this iam trying to do it myself any pics would be great....

Feb 11, 2010 | 09:58 PM

mark21742

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You'll need to have the seats machined out bigger to put the new valves in

Feb 11, 2010 | 10:21 PM

El_TransAm98

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can it be done with a grinder or the tools to port heads cuz a friend of mind ports heads so iam willing to try it out with some tool...

Feb 11, 2010 | 10:41 PM

zaner

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Quote:

Originally Posted by El_TransAm98

can it be done with a grinder or the tools to port heads cuz a friend of mind ports heads so iam willing to try it out with some tool...

I wish it was that easy...it needs precise cutting tools to get with in a predetermined tolerance of a size. Something stable...hands tools would never be precise enough. There is a correct tool and way to do this, id call up a machine shop because its fairly involved