the pulley is 3 inches. And i forgot to say it was a 10si alternator.
rough calculations and quick measurements indicate at 500 engine rpm = 975 alt rpm 800 eng rpm = 1560 alt rpm 1000 eng rpm = 1950 alt rpm 1500 eng rpm = 2925 alt rpm 1600 eng rpm = 3120 alt rpm
looks like this particular version needs to spin around 2000 rpm to excite.
I may get my core back then talk to the alternator shop and get the right regulator to make that one work for my needs.
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Today's Featured Article - Tractor Profile: Earthmaster - by Staff. This tractor, manufactured by the Earthmaster Farm Equipment company in Burbank, California was made for only two years. The Model C came out in 1948 and was followed by the "CN" (narrow-width model), "CNH (narrow-width high-crop model), "CH" (high-crop), "D" and the "DH" (high-crop) in 1949. The main difference between the models was tire size, tractor width and cultivating height. The "D" series were about 20 inches wider overall than the
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1964 I-H 140 tractor with cultivators and sidedresser. Starts and runs good. Asking 2650. CALL RON AT 502-319-1952
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