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By customliner 55 - 10 Years Ago
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hi all I have a set of nos y-block heads I see the cast number reads ECR-E does anyone know what these heads are having trouble figuring them out if they are a performance head or standard thanks
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By Rowen - 10 Years Ago
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Sounds like you may have a set of 56, 292 posted heads. Check John mummerts site. He has a listing of heads.
Rowen
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By Cliff - 10 Years Ago
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How about a picture?
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By NoShortcuts - 10 Years Ago
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Go down about 21 items from the top of the list, Cliff.
Click the link below...
http://www.ford-y-block.com/cylinderheadchart.htm
Hope this helps. 
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By Cliff - 10 Years Ago
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Hi, I think what you have is a set 1957 Ford 272 HD (large truck) cylinder heads ( a picture will tell) look at the size of the valve guides.
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