The 770 John Deere was built by Yanmar of Japan and is a good tough tractor. The 770 series should be a 3 cylinder hydrostatic drive unit. I have a 1981 model plain 650 which is a smaller gear type 2 cylinder 2 wheel drive and it is a very good reliable machine. Mine is very fuel stingy.
One thing let me caution you about, never use starting fluid in cranking it. The books says not to but I foolishly loaned mine out last spring to a friend and when the battery got weak he sprayed starting fluid in it. The starting fluid took the top of the first compression ring grove off and the top of the piston also.
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Today's Featured Article - Search For Spares - by Anthony West (UK). Following on from the aquisition of the old Fordson F, I was very much in need of spares. As a novice though I didn't appreciate the fact that there were so many Fordson tractors made, that all the other makes seem rare by comparison. As far as I was aware a fordson was a fordson and it was only through trial an
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