FACTORY PART
555734 Valve Throttle BLUE .520"
At WOT the Blue slide is open to a maximum legal amount of .520 inches. It is commonly used for the Cadet or Sportsman class..
If you want to set the slide to the maximum legal limit type "slide gauge" in the search box towards the upper right of this page.
*for reference, please refer to Racing Performance Catalog & Reference Guide on the Briggs & Stratton website