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Rotary Tech - General Rotary Engine related tech section.. Tech section for general Rotary Engine... This includes, building 12As, 13Bs, 20Bs, Renesis, etc... |
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#3 |
The Judge
Join Date: Feb 2008
Posts: 196
Rep Power: 18 ![]() |
Mazda's race prep manual lists .0039" to .0059" for 13Bs. But this is from 1996.
I do not know if this has changed. |
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