The 340 engine runs at a higher rpm to make the HP , also the 340 engine is related to the "c" in construction. during that era IH used the 340 to fill a hp gap in there line up. If you ever look at a 404 you will see the same gas as the 340 hooked up to a 240 trans. but good luck on hooking them up. the 504 is the same bore and stroke but is based to 340 engine.
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Today's Featured Article - Talk of the Town: Winterizing Engines - To Drain or Not to Drain? - by Russ Berry. What is this strange attraction I have to equipment and machinery? How did I get this way? I came from the suburbs and own a small horse farm in rural Loudoun County, Virginia. You can call me a "weekend farmer." The local farmers do. Does it bother me? No. I am just happy to have their friendship. At least the word "farmer" is in my title. But what is the attraction? How can I explain the sensation and exhilaration I feel when I turn the key and hear the engine come to life (most
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