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Old 04-17-2021, 05:50 AM   #16
OttoB
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Join Date: Aug 2006
Location: E(Seattle!Vancouver! San Francisco!LA!) Helsinski
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There are three versions of ratios for M400/M410. I don't have exact numbers right now, but 1st gear ratios are like:
Early 3,1:1
Late 3,5:1
Racing 2,5:1 (This gear set can be found in some military applications)

By grinding down 164 shaft you can use B20 clutch disc.
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