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Showing results for tags 'Stm'.
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2 reviewsAll wet clutch dirt applications use STMs unique Forced Lubrication System FLS Better oiled parts make for longer lasting components and reduced heat Diaphragm springs are also used to achieve superior lever action and minimize clutch drag Digressive lever action resulting from the use of diaphragm springs leads to better starts Primary diaphragm spring can be adjusted for engine modifications Secondary diaphragm spring can be adjusted to control slippage to suit rider style STM clutches use O.E.M. basket and clutch pack