A complete pony engine overhaul kit is available from H & J Machining in ND for about $1700. Add in the labor and you are well over $2000 to do it right. So, a good running pony engine is worth about $1200 in our area. There are two types of four cylinder pony engines. The ones used in JD 70s and Early JD 720s, and improved pony engines used in late 720s and 730s. The improved ones have a brass serial tag on the engine block. The used pony engines that are available came from tractors converted to electric start and have a high probability of having had problemsthus their removal/replacement.
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Today's Featured Article - A Lifetime of Farm Machinery - by Joe Michaels. I am a mechanical engineer by profession, specializing in powerplant work. I worked as a machinist and engine erector, with time spent overseas. I have always had a love for machinery, and an appreciation for farming and farm machinery. I was born and raised in Brooklyn, New York. Not a place one would associate with farms or farm machinery. I credit my parents for instilling a lot of good values, a respect for learning, a knowledge of various skills and a little knowledge of farming in me, amo
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