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08-03-2008, 10:19 PM

#6740

Marcos.J

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Quote:

Originally Posted by BobbyS

Anyone know what the smallest 64p spur gear is that you can use; i.e., to get within a 4.0-4.5 FDR, and still have the spur/pinion mesh?

i think 69/34 ( 48 pitch) will get you a 4.0

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