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Re: JD 730 GAS VERSES DUAL FUEL WHAT'S THE DIF.
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Posted by John T on November 03, 2006 at 15:23:13 from (66.244.90.5):
In Reply to: JD 730 GAS VERSES DUAL FUEL WHAT'S THE DIF. posted by gearbox on November 03, 2006 at 13:39:16:
The "All Fuel" tractors were more common on the older (lettered) series tractors and they started on gasoline (small tank) and kept there until the temp got up but then were switched over to the low cost (big main tank) distillate or drip fuels. However, in order to reduce pre ignition the all fuel tractors had to run at lower compression and they also had to use hot manifolds to keep the fuel vaporized. While many lettered series were "all fuel" they got away from that later on and used gasoline only at higher compression. Todays kerosene is somewhat similar to the old distillates. John T
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