HAS ANYONE TRIED THE BIG DISC TWIN CYLINDER RV CRANKCASE FROM THE CRANK SHOP? THEY CLAIM 6-7 H.P. OVER THE STOCK CASE. I'M REALLY TEMPTED TO BUY ONE FOR MY 670 JUGS. DOES ANYONE HAVE ONE TO SELL?
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I wonder what Charles Darwin's doing right now... I'll bet he's not an atheist anymore.