Featuring stainless steel construction and a lightweight yet rugged design, it provides a bulletproof method of adjusting secondary on all double pumper, HP, and ultra HP carburetors. It allows user to pick between 1:1 or progressive secondary ratio. Kit provides infinite adjustment of secondary throttle blades for maximum horsepower output. Product Features:Choose Between A 11 And A Progressive Secondary RatioTough Stainless Steel For Longevity/Durability/ControlSimple InstallationDetailed Instructions IncludedPerfect For Circle Track And Drag RacingCompact Design Wont Interfere With Throttle linkageIncludes All Necessary Hardware
