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Thread: need some BBC info
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10-25-2010 #4
Starting The Transformation
- Join Date
- May 2005
- Posts
- 140
3691959 Car & truck 73-90. Could be either a two bolt or four bolt main.
336781 Oval port open chamber 73-85. A good casting that will flow well when tweaked.
Overall, a nice foundation for building a big block with some mild to serious HP.
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