If I remember right a factory propane engine uses a higher compression ratio to take care of the less BTU's in the propane. All of the tractors we converted in the 70's and 80's used the gas engines and to compensate we had to use a bigger regulator to provide the same hp resulting in a somewhat lower hp per hr than gas. However at that time gas was 1.00 per gal and propane was 30 cents per gal making it feasible to do. It is true the propane oil stays much cleaner than gas. I prefere a diesel because of the convienence of filling the tank.
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Today's Featured Article - Hydraulic Basics - Part 2 - by Curtis Von Fange. In the last entry to this series we gave a brief overview of hydraulic system theory, its basic components and how it works. Now lets take a look at some general maintenance tips that will keep our system operating to its fullest potential. The two biggest enemies to a hydraulic system are dirt and water. Dirt can score the insides of cylinders, spool valves and pumps. Wate
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