E36 M3- Lightning stock flywheel?

["Rob" <motor@xxxxxxxxxxxxx>]

    Hey M3 experts,
how much can a stock E36 M3 flywheel be lightened?  I took my '87 325is
flywheel from 19lbs down to 12lbs with no ill effects.  The local
machine/balancing shop charged me $100.

Any thoughts?

Thanks
Rob

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