Briggs LO206 Carb Slide Tech Tool
To get maximum legal performance you need to make sure the slide opens to the maximum.
These Go-No-Go gauges are .005" smaller than the maximum on one end and right on the maximum on the other end. Just a few thousandths makes a big difference.
Carburetor Slide Briggs LO206 Tech Tool
Tool measurements on each end -
Red Slide Tool - .435" / .440"
Green Slide Tool - .485" / .490"
Yellow Slide Tool - .565" / .570"