For Diamond Drive snowmobiles. Uses a torsion spring conversion kit in the secondary for optimum performance. Amazing all-around performance gains. Wicked acceleration. Quicker back-shifting. More efficiently transfers power to the track. Better belt life. Holds RPM much better in deep snow conditions. Adjustable weights to dial in your setup. Adjustable secondary spring tension for those that like to tune. Includes torsion conversion kit, helix, secondary spring, primary spring and Goldstar adjustable magnetic weights. '09 or newer models with electronic engine reverse may have issues going into reverse under heavy load situations. When going into reverse, try to engage the clutch as smoothly as possible..
This Part Fits:
| Year |
Make |
Model |
Submodel |
| 2005 |
Arctic Cat |
F7 Firecat 700 |
EXT EFI |
| 2005 |
Arctic Cat |
Firecat 700R |
EFI |
| 2005 |
Arctic Cat |
M7 |
EFI 141in |
| 2005 |
Arctic Cat |
M7 |
EFI 153in |
| 2005 |
Arctic Cat |
M7 |
EFI 162in |
| 2005 |
Arctic Cat |
M7 |
Limited EFI 162in |
| 2005-2006 |
Arctic Cat |
F7 Firecat 700 |
Base |
| 2005-2006 |
Arctic Cat |
F7 Firecat 700 |
EFI |
| 2005-2006 |
Arctic Cat |
F7 Firecat 700 |
Sno Pro |
| 2005-2006 |
Arctic Cat |
F7 Firecat 700 |
Sno Pro EFI |
| 2006 |
Arctic Cat |
Crossfire 700 |
Base |
| 2006 |
Arctic Cat |
Crossfire 700 |
Early Build |
| 2006 |
Arctic Cat |
Crossfire 700 |
Sno Pro |
| 2006 |
Arctic Cat |
F7 Firecat 700 |
Tony Stewart EFI |
| 2006 |
Arctic Cat |
F7 Firecat 700R |
EFI |
| 2006 |
Arctic Cat |
M7 |
Attack 20 Carb 153in |
| 2006 |
Arctic Cat |
M7 |
Attack 20 EFI 153in |
| 2006 |
Arctic Cat |
M7 |
Attack 20 EFI 162in |
| 2006 |
Arctic Cat |
M7 |
Attack 20 Limited EFI 153in |
| 2006 |
Arctic Cat |
M7 |
Attack 20 Limited EFI 162in |
| 2006 |
Arctic Cat |
M7 |
Challenger EFI 141in |
