By taking the cooler off plug one hole on the oil side of the cooler. Then with a plate and a valve stem you can add air as you heat the cooler in a pan of water. You need to heat it to get it to leak. I had an oil cooler that would not leak till it was heated. Just put the container with the water where you can heat it with the torch or some such manner. DO NOT use PLASTIC as the container. Then apply air to see it bubble if it leaks. IF not, then probably the head gasket.
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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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