Could anyone tell me were the differance is on a 1924 J 61Ci and a 1924 JD 74CI is. is the rods longer on a 74 or is the crank pin located lower on a 61 ci fly wheels. or the 74 located higher on the fly wheels. are the pinion shafts and sprocket shafts located differntly. or are they the same. also is there a differance in the rods.or are the pistons location different, any help please. thank you amca 13300, Johnny.
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Harley J-JD. 61CI COMPARE TO A JD 74 STROKE. 1924.
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"Originally posted by John Mertens View PostCould anyone tell me were the differance is on a 1924 J 61Ci and a 1924 JD 74CI is. is the rods longer on a 74 or is the crank pin located lower on a 61 ci fly wheels. or the 74 located higher on the fly wheels. are the pinion shafts and sprocket shafts located differntly. or are they the same. also is there a differance in the rods.or are the pistons location different, any help please. thank you amca 13300, Johnny.
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