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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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#24 |
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Rotary Fanatic
Join Date: Feb 2008
Location: Slidell, LA
Posts: 191
Rep Power: 18 ![]() |
If you look closely at this photo you will see the Racing Beat type grooves in the this first iteration cooling mod.
It didn’t seem to help much to alleviate the growth problem as I had hoped. The next set of mods included severed fins and larger balanced passages. |
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