Neither is a 20 amp diode (just to be clear) The rating may not reflect the size if the efficiency is better on one than the other (Full spec sheet needed) If the small one excites the alternator, give it a whirl. The filiment in a usable idiot light is way smaller then the leads on either diode. 150 ma is the filiment current in the bulb that will excite the alternator to charge. Jim
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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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