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I have an '83 Evinrude 140 that I want to convert to a long shaft because the current length shaft (20") causes the prop to cavitate with a three bladed prop installed. A four bladed prop causes much less cavitation but the hole shot is BAD! I want to get the 3 bladed prop deeper in the water so...
I have a 1983 Evinrude Model E140TRLCTE with a 20 inch shaft. The motor was completely rebuilt when I bought it and it runs great. The only issue I have now is that with a 3 bladed prop installed it cavitates BAD when starting out or turning. My prop guy told me the only fix was to put a 4...
