like to know what the max safe rpm is for a 1979 rude 140 hp.:cool:
M moterboat Petty Officer 1st Class Joined Aug 23, 2007 Messages 275 Aug 23, 2007 #1 like to know what the max safe rpm is for a 1979 rude 140 hp.
Gary H NC Fleet Admiral Joined Dec 1, 2005 Messages 8,972 Aug 23, 2007 #2 Re: Rpm Guessing,i don't have my manual handy but 5500 to 5800 rpm should be close.