The race-proven PowerBlocks are made from T6 aluminum and are stronger than stock plastic blocks. The PowerBlock offers two pivot positions for larger carbs (up to 50 millimeter) and a two-piece design for easy installation and requires an Arctic Cat Firecat throttle lever. It will also work on a Polaris or Ski-Doo when used with the Throttle Cable Extension Kit and a Firecat throttle lever. PowerBlock is thinner and comes with the custom lever which is shorter than most stock levers. Model # 43594 Features: Rproven T6 aluminum used Two piece design For use with up to 50 millimeter carbs Installation is easy Item Dimensions: 7. 1" L x 3. 8" W x 1. 8" H.
