Helix Torsion / Arctic Cat Procross - Proclimb Arctic Cat Helix:48-40 Progressive This is perfectly normal and

This is perfectly normal and will not cause any issues with leaking or performance

No fuel modifications needed on a stock or slightly modified machine

Included with the clutch is a fastener kit to adjust the cam arms

This adapter will cause the sled to run leaner

Learn about Primary springs HERE

Helix Torsion / Arctic Cat Procross - Proclimb Arctic Cat Helix:48-40 Progressive This is perfectly normal andHigh quality helixes for the 2012 15 Arctic Cat models. These helixes come with an adjustable endcap which allows you to run a torsion spring setup by drilling a hole in your secondary clutch. For more information, see our Stage 2 clutch kit or the torsion kit. 2012 15 Arctic Cat torsion style helixes with adjustable endcap. Normally stocked helixes are listed below.