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STM Supertips Adjustable Racing clutch weights 72-114g
STM
314.00$ CAD
STM Supertips Adjustable Racing clutch weights
These are probably the best weights for Drag Racing for 1100 turbo Arctic Cat Z1 and Procross 2009-2014
These weights are extremely adjustable and...
STM 3VL 8.5" billet primary clutch (for high HP application up to 500HP)
STM
1,599.00$ CAD
STM 3VL 8.5" billet primary clutch (for high HP application up to 500HP
this clutch puts more power down than any stock clutch can. Also excellent belt durability with the XS811 belt that works with...
STM tuner Secondary clutch (11.25") for High HP application
STM
1,199.00$ CAD
STM tuner Secondary clutch (11.25") for High HP application.
Much better belt durability
much better performance both on trail and at race track.
BOTH STM clutches are on all our Pro mods and Pro...
STM tuner helix (specify application, only for STM secondary)
STM
79.99$ CAD
STM tuner helix (specify application, only for STM secondary)
STM Procross Torsional secondary conversion
STM
314.00$ CAD
Product Description
2012-13 Arctic Cat Torsion spring cap option that is used with the STM billet helix's. Allows the use of the Arctic Cat torsion spring and has holes for spring load...
