Could someone please tell me the drive gear ratio of my 1978 Johnny 115???
B Boilermaker Petty Officer 1st Class Joined Sep 28, 2003 Messages 388 Aug 27, 2004 #1 Could someone please tell me the drive gear ratio of my 1978 Johnny 115???
T Terry H Lieutenant Commander Joined Sep 25, 2001 Messages 1,862 Aug 27, 2004 #3 Re: Gear Ratio? Is that the same ratio as a '79 100hp?
B Boilermaker Petty Officer 1st Class Joined Sep 28, 2003 Messages 388 Aug 27, 2004 #5 Re: Gear Ratio? Is that 2 engine revolutions to 1 prop. rev.???<br />2:1???<br />5000RPM crank = 2500RPM at the prop, Right???
Re: Gear Ratio? Is that 2 engine revolutions to 1 prop. rev.???<br />2:1???<br />5000RPM crank = 2500RPM at the prop, Right???
J Jack Shellac Lieutenant Commander Joined Aug 7, 2002 Messages 1,661 Aug 27, 2004 #6 Re: Gear Ratio? Yes.
