need to know the max rpm's for a 1979 rude 140 shortshaft for prop choice purposes.. Thank you..
M moterboat Petty Officer 1st Class Joined Aug 23, 2007 Messages 275 Aug 24, 2007 #1 need to know the max rpm's for a 1979 rude 140 shortshaft for prop choice purposes.. Thank you..
D Dhadley Supreme Mariner Joined Feb 4, 2001 Messages 16,978 Aug 24, 2007 #2 Re: rpm's We'll again assume you have a 20" model. The stock steel reeds start to give up (flutter) in the low to 6000 range. Normally we look for 5800 rpm with an average load for max engine life on todays fuel.
Re: rpm's We'll again assume you have a 20" model. The stock steel reeds start to give up (flutter) in the low to 6000 range. Normally we look for 5800 rpm with an average load for max engine life on todays fuel.