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Jim Cimarolli · 02-06-2010, 06:23 PM

Is that an open or closed chamber head? What spark plug does it take?
I knew you said it had a 2.25 intake valve, what size exhaust valve?
Thanks, I wonder if Dwight Southerland can chime in on this one?

02-06-2010, 06:23 PM	#3
Jim Cimarolli Senior Member Join Date: Mar 2002 Location: Sulphur Springs Texas Posts: 743 Likes: 146 Liked 166 Times in 46 Posts	Re: BBC casting #1X157129AC still a mystery. Is that an open or closed chamber head? What spark plug does it take? I knew you said it had a 2.25 intake valve, what size exhaust valve? Thanks, I wonder if Dwight Southerland can chime in on this one?