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11-09-2010, 03:21 PM
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Member
Join Date: May 2009
Posts: 160
Likes: 0
Liked 15 Times in 11 Posts
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what is it?
I have a small block Chevy cast iron manifold part number 3973483. The last digit could also be an 8. (the number is not cast very well). I have searched the NHRA spec sheet but did not find any manifolds ending in 483 or 488. Anybody know what this piece was used on?
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