in the far run, b20 and b18b1 are the same thing.
some say b20 head has better air flow, i doubt it
in the far run, b20 and b18b1 are the same thing.
some say b20 head has better air flow, i doubt it
the b20z head but they are rare to find.Originally Posted by blue_gt
theres your answer
told u so lol.
theres your answer
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