Posted 1/14/2012 10:20 (#2161193 - in reply to #2160861) Subject: Re: difference between john deere40 series and 50 overhaul
SC- Minnesota
The 2 differences that i recall is the piston pin-bushing angle on the connecting rod, and the 50 series had a crank driven oil pump. The 40 series was a cam driven oil pump which did fail occassionally if they did have high hrs on them.
difference between john deere40 series and 50 overhaul
