These brand new 1.71g clutch footwear are somewhat lighter than the stock aluminum footwear, permitting the engine to spool up a bit more ahead of the footwear grab the flywheel. The outcome is a clutch that will engage later inside powerband giving more rip from the corners.
WARNING: When using #358582 1.1mm Clutch Springs with your clutch footwear you need to somewhat modify them - check out the additional sheet in the "down load section".
Product improve: this system was updated and today will fit also the #358582 Clutch Springs 1.1mm. The brand new clutch shoes are labeled Aluminum Clutch Shoes - Light 1.71g for 1.1mm Springs (3) or Aluminum Clutch footwear - Light 1.71g - CNC Machined (3).