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  1. D3MON

    Difference between big and small block?

    Typically .12 (2.0CC)-.20 (3.3CC) is small block .21 (3.5cc) and up to .36 (5.9CC) is big block .37 and up is kind of a specialty category, mounting is typically different than the standard sized for big blocks. as usual in RC there are exceptions, like the O.S. .21TM, its a big block internals...
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