Thread: Aluminium or iron block?
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Old 11-01-2008, 09:01 PM
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Cobra Make, Engine: ERA #732, 428FE (447 CID), TKO600, Solid Flat Tappet Cam, Tons of Aluminum
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Default You Might Really Notice the Difference...
... if you have to pass an emissions test. Many states will set your emissions based on the year of the block. Oh, and savvy inspectors are not fooled by an aluminum block with "period correct" codes on them.
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