400 HEAD MOD PICTURES

Started by Larry Perkins, March 06, 2018, 12:08:49 PM

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Larry Perkins

I searched for a thread about the 400 head mod that had pictures and am not finding it.  Any help on this would be appreciated.

Larry P

chicagojerry

i have a head that i can take pix of. i'll send you a private note...
chi jer

Larry Perkins

Thanks Jerry!  Do you think a machine shop can duplicate from picture?  Is there, do you think, any measurements they will need.  Don't guess you want to sell your head?

Larry P

chicagojerry


Daniel P. McEntee

The ideal thing would be to obtain a previously done head and take dimensions as best as one can. I dimension across the combustion chamber at the head surface plus a check of the radius with a radius gauge is pretty easy to do. I'm curious as to how they hold the head in a check! Wouldn't mind seeing photos either.
  Type at you later,
   Dan McEntee

G Ellis

It is held though the sparkplug hole. I can probably get it done, but don't have a head that has been modified. Anybody  have one they would sell or let me use to get measurement from?

rob w

I asked Jerry Birky , he said he's buying a lathe, then he can do it again.

Larry Perkins